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Indent Level
Color Curly Brackets (indicating CPC extensions to IPC) References Date Revised
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CPC
COOPERATIVE PATENT CLASSIFICATION
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CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL (brushes A46; devices for domestic or like cleaning A47L;
{
cleaning golf-clubs or golf accessories A63B 57/0087; cleaning grips of bats on rackets A63B 59/0062
}
; separation of particles from liquids or gases B01D; separation of solids B03, B07; spraying or applying liquids or other fluent materials to surfaces in general B05; cleaning devices for conveyers B65G 45/10; concurrent cleaning, filling and closing of bottles B67C 7/00; inhibiting corrosion or incrustation in general C23; cleaning streets, permanent ways, beaches or land E01H; parts, details or accessories of swimming or splash baths or pools, specially adapted for cleaning E04H 4/16; preventing or removing electrostatic charges H05F)
[2013‑01]
NOTE

  • This subclass covers only inventions relating to cleaning which are usually classified according to one (or more) of the aspects mentioned below if they are not fully classifiable in a subclass a subclass providing for any of the following aspects:
    • the articles cleaned, e.g. bed-pans, urinal or other sanitary devices for bed-ridden persons A61G 9/02, filters, semi-permeable membres B01D, castings and moulds B22D 29/00, vehicles B60S, coke ovens C10B 43/00, building forms E04G, boilers F22, combustion apparatus F23, furnaces F27;the general nature of the cleaning, e.g. preparing for sugar manufacture A23N, domestic cleaning A47L, treatment of textiles D06, laundry D06F, air-conditioning F24F;
    • the particular operation performed, e.g. filtering B01D, separating of solids B03, B07, sand-blasting B24C;
    • the particular apparatus or device, e.g. brushes A46B, mops A47L, centrifuges B04, hand tools B25
      {
      devices for cleaning paint-applying hand tools after use B44D 3/006
      }
      ;
    • the substance cleaned, e.g. metals B21C, C23, water C02, glass C03B, leather C14B, textile fibres D01;
    • the substance removed (or prevented from depositing or forming) e.g.
      {
      removing paint B44D 3/00, e.g.
      }
      implements or apparatus for removing dry paint from surfaces B44D 3/16;
    • chemical paint-removers C09D 9/00;
    • preventing rust C23F;
    • the substance used, e.g. macromolecular compounds or compositions C08, anti-icing materials C09K, detergents C11D;
    • the operation in connection with which cleaning is done, e.g. metal rolling B21B, metal boring B23B, soldering B23K, textile fabrication D01G, D01H, D03J, D04B;
    • the surroundings of a surface to be cleaned or kept clean, e.g. water in a boiler C02F, air in a room F24F.
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Cleaning by methods involving the use of tools, brushes, or analogous members (B08B 3/12, B08B 6/00,
{
B08B 7/02
}
, B08B 9/00 take precedence)
[2013‑01]
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B08B 1/001
.
{
characterised by the type of cleaning tool
}
[2013‑01]
B08B 1/002
. .
{
Brushes
}
[2013‑01]
B08B 1/003
. .
{
Swabs
}
[2013‑01]
B08B 1/005
. .
{
Scrapers
}
[2013‑01]
B08B 1/006
. .
{
Wipes
}
[2013‑01]
.
{
having means to clean the cleaning members before, during or after use
}
[2013‑01]
.
{
using translating operative members
}
[2013‑01]
.
Cleaning travelling work, e.g. a web, articles on a conveyer [2013‑01]
.
using rotary operative members (B08B 1/02 takes precedence) [2013‑01]
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Cleaning by methods involving the use or presence of liquid or steam (B08B 9/00 takes precedence) [2013‑01]
.
{
Cleaning involving contact with foam
}
[2013‑01]
.
{
Cabinets or cupboards specially adapted for cleaning articles by hand
}
[2013‑01]
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.
Cleaning by the force of jets or sprays [2013‑01]
. .
{
Cleaning travelling work (B08B 3/042 takes precedence)
}
[2013‑01]
. .
{
Cleaning by means of spray elements moving over the surface to be cleaned
}
[2013‑01]
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. .
{
Cleaning by making use of hand-held spray guns; Fluid preparations therefor
}
[2013‑01]
. . .
{
Spray guns
}
[2013‑01]
WARNING

  • This group is no longer used for classification. Documents are in the process of being reclassified to subclass B05B
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.
Cleaning involving contact with liquid [2013‑01]
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. .
{
Cleaning travelling work
}
[2013‑01]
. . .
{
the loose articles or bulk material travelling gradually through a drum or other container, e.g. by helix or gravity
}
[2013‑01]
. .
{
using agitated containers in which the liquid and articles or material are placed (by means of ultrasonic vibrations B08B 3/12; cleaning casks or barrels by agitating B08B 9/0817; mixers with shaking, oscillating or vibrating mechanisms B01F 11/00)
}
[2013‑01]
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. .
{
using perforated containers, e.g. baskets, or racks immersed and agitated in a liquid bath (using perforated drums B08B 3/06)
}
[2013‑01]
. . .
{
Containers specially adapted therefor
}
[2013‑01]
B08B 3/048
. .
{
Overflow-type cleaning, e.g. tanks in which the liquid flows over the tank in which the articles are placed
}
[2013‑01]
. .
using perforated drums in which the article or material is placed
{
(B08B 3/042 takes precedence)
}
[2013‑01]
. .
the liquid having chemical or dissolving effect (substances used, see the relevant classes) [2013‑01]
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. .
with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity, by vibration [2013‑01]
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. . .
{
with means for agitating the liquid (by agitating the container B08B 3/042, B08B 3/044, B08B 3/045, B08B 3/06)
}
[2013‑01]
. . . .
{
using propellers
}
[2013‑01]
B08B 3/106
. . .
{
by boiling the liquid
}
[2013‑01]
B08B 3/108
. . .
{
by lowering and raising the level of the cleaning liquid
}
[2013‑01]
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. . .
by sonic or ultrasonic vibrations (washing or rinsing machines for crockery or tableware using sonic or ultrasonic waves A47L 15/13; of natural teeth, of protheses using ultrasonic techniques similar to those used for natural teeth A61C 17/20; application of ultrasonic vibrations to chemical, physical, or physico-chemical processes in general B01J 19/10) [2013‑01]
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. . . .
{
Cleaning travelling work, e.g. webs, articles on a conveyer (conveyers B65G; handling webs B65H)
}
[2013‑01]
B08B 3/126
. . . . .
{
in particular moving bottles
}
[2013‑01]
. . .
Removing waste, e.g. labels, from cleaning liquid;
{
Regenerating cleaning liquids
}
(treatment of water in general C02F) [2013‑01]
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Cleaning by methods involving the use of air flow or gas flow (B08B 6/00 takes precedence) [2013‑01]
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.
Cleaning by the force of jets, e.g. blowing-out cavities
{
(airguns or nozzles per se B05B 1/005)
}
[2013‑01]
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B08B 5/023
. .
{
Cleaning travelling work
}
[2013‑01]
B08B 5/026
. . .
{
Cleaning moving webs
}
[2013‑01]
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.
Cleaning by suction, with or without auxiliary action (
{
B08B 9/035 takes precedence;
}
suction cleaners A47L)
[2013‑01]
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B08B 5/043
. .
{
Cleaning travelling work
}
[2013‑01]
B08B 5/046
. . .
{
Cleaning moving webs
}
[2013‑01]
Cleaning by electrostatic means (domestic cleaning implements functioning electrostatically A47L 13/40; cleaning of grooved record carriers G11B 3/58) [2013‑01]
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B08B 7/00
Cleaning by methods not provided for in a single other subclass or a single group in this subclass [2013‑01]
.
{
by explosions
}
[2013‑01]
.
{
by incorporation in a layer which is removed with the contaminants
}
[2013‑01]
.
{
by liquid gases or supercritical fluids
}
[2013‑01]
.
{
by adhesive surfaces
}
[2013‑01]
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.
{
by radiant energy, e.g. UV, laser, light beam or the like
}
[2013‑01]
. .
{
by laser
}
[2013‑01]
B08B 7/005
. .
{
by infrared radiation
}
[2013‑01]
B08B 7/0057
. .
{
by ultraviolet radiation
}
[2013‑01]
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.
{
by temperature changes
}
[2013‑01]
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B08B 7/0071
. .
{
by heating (B08B 7/0035 takes precedence)
}
[2013‑01]
B08B 7/0078
. . .
{
in a fluidized bed
}
[2013‑01]
B08B 7/0085
. . .
{
by pyrolysis
}
[2013‑01]
B08B 7/0092
. .
{
by cooling
}
[2013‑01]
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.
by distortion, beating, or vibration of the surface to be cleaned
{
(B08B 7/0007 takes precedence)
}
[2013‑01]
B08B 7/022
. .
{
Needle scalers
}
[2013‑01]
B08B 7/024
. .
{
Rotary scalers
}
[2013‑01]
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B08B 7/026
. .
{
Using sound waves
}
[2013‑01]
B08B 7/028
. . .
{
Using ultrasounds
}
[2013‑01]
B08B 7/04
.
by a combination of operations [2013‑01]
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Cleaning hollow articles by methods or apparatus specially adapted thereto (B08B 3/12, B08B 6/00 take precedence) [2013‑01]
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B08B 9/02
.
Cleaning pipes or tubes or systems of pipes or tubes (apparatus for cleaning metal pipes by chemical methods C23G 3/04;
{
removing obstructions in waste pipes or sinks E03C 1/30; cleaning sewer pipes E03F 9/00; cleaning boreholes or wells E21B 37/00; cleaning furnace tubes, flues, chimneys F23J 3/02; cleaning heat-transfer conduits, e.g. water tubes of boilers F28G
}
)
[2013‑01]
B08B 9/021
. .
{
Cleaning pipe ends or pipe fittings, e.g. before soldering (grinding tube ends B24B 9/007)
}
[2013‑01]
B08B 9/023
. .
Cleaning the external surface (B08B 9/021 takes precedence) [2013‑01]
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B08B 9/027
. .
Cleaning the internal surfaces; Removal of blockages [2013‑01]
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B08B 9/032
. . .
by the mechanical action of a moving fluid, e.g. by flushing (B08B 9/04 takes precedence;
{
by fluid jets mounted on cleaning devices B08B 9/0433
}
)
[2013‑01]
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. . . .
{
using pressurised, pulsating or purging fluid (E04F 17/126 takes precedence)
}
[2013‑01]
B08B 9/0322
. . . . .
{
in combination with a plug, e.g. inflatable mole, to isolate a part of the tube (plugging pigs for stopping flow in pipes F16L 55/1283)
}
[2013‑01]
B08B 9/0323
. . . . .
{
Arrangements specially designed for simultaneous and parallel cleaning of a plurality of conduits
}
[2013‑01]
B08B 9/0325
. . . . .
{
Control mechanisms therefor
}
[2013‑01]
B08B 9/0326
. . . . .
{
Using pulsations
}
[2013‑01]
B08B 9/0327
. . . . .
{
the fluid being in the form of a mist
}
[2013‑01]
B08B 9/0328
. . . . .
{
by purging the pipe with a gas or a mixture of gas and liquid
}
[2013‑01]
. . . .
by suction [2013‑01]
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B08B 9/04
. . .
using cleaning devices introduced into and moved along the pipes [2013‑01]
WARNING

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. . . .
moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes [2013‑01]
B08B 9/0433
. . . . .
{
provided exclusively with fluid jets as cleaning tools
}
[2013‑01]
B08B 9/0436
. . . . .
{
provided with mechanical cleaning tools, e.g. scrapers, with or without additional fluid jets (B08B 9/045, B08B 9/047 take precedence)
}
[2013‑01]
B08B 9/045
. . . . .
the cleaning devices being rotated while moved
{
, e.g. flexible rotating shaft or "snake"
}
(B08B 9/047 takes precedence) [2013‑01]
B08B 9/047
. . . . .
the cleaning devices having
{
internal
}
motors [e.g. turbines] for powering cleaning tools [2013‑01]
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. . . .
having self-contained propelling means for moving the cleaning devices along the pipes
{
i.e. self-propelled
}
[2013‑01]
B08B 9/0492
. . . . .
{
Heavy-type cleaning devices, e.g. crawlers with plural cleaning members (B08B 9/051 takes precedence)
}
[2013‑01]
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B08B 9/0495
. . . . .
{
Nozzles propelled by fluid jets
}
[2013‑01]
B08B 9/0497
. . . . . .
{
provided with additional mechanical cleaning tools
}
[2013‑01]
B08B 9/051
. . . . .
the cleaning devices having
{
internal
}
motors [e.g. turbines] for powering cleaning tools [2014‑02]
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. . . .
moved along the pipes by a fluid, e.g. by fluid pressure or by suction [2013‑01]
B08B 9/0535
. . . . .
{
the cleaning device being restricted in its movement by a cable or the like
}
[2013‑01]
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B08B 9/055
. . . . .
the cleaning devices conforming to, or being conformable to, substantially the same cross-section of the pipes,
{
e.g. pigs or moles (pigs or moles per se F16L 55/26; their launching and detection F16L 55/46; separating pigs in pipelines F17D 3/00)
}
[2013‑01]
B08B 9/0551
. . . . . .
{
Control mechanisms therefor
}
[2013‑01]
B08B 9/0552
. . . . . .
{
Spherically shaped pigs
}
[2013‑01]
B08B 9/0553
. . . . . .
{
Cylindrically shaped pigs
}
[2013‑01]
B08B 9/0554
. . . . . .
{
Diablo shaped pigs
}
[2013‑01]
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B08B 9/0555
. . . . . .
{
Gelled or degradable pigs
}
[2013‑01]
B08B 9/0556
. . . . . . .
{
at least partially formed of a frozen liquid or gas
}
[2013‑01]
B08B 9/0557
. . . . . .
{
Pigs with rings shaped cleaning members, e.g. cup shaped pigs
}
[2013‑01]
B08B 9/0558
. . . . . .
{
with additional jet means
}
[2013‑01]
B08B 9/057
. . . . .
the cleaning devices being entrained discrete elements, e.g. balls, grinding elements, brushes [2013‑01]
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.
Cleaning containers, e.g. tanks [2013‑01]
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. .
{
Cleaning containers having tubular shape, e.g. casks, barrels, drums (B08B 9/20 take precedence)
}
[2013‑01]
. . .
{
by methods involving the use of tools, e.g. by brushes, scrapers
}
[2013‑01]
. . .
{
by the force of jets or sprays
}
[2013‑01]
B08B 9/0817
. . .
{
by agitating or tumbling containers filled with liquid or liquid and abrasive, e.g. chain
}
[2013‑01]
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B08B 9/0821
. .
{
Handling or manipulating containers, e.g. moving or rotating containers in cleaning devices, conveying to or from cleaning devices (B08B 9/20 takes precedence)
}
[2013‑01]
B08B 9/0826
. . .
{
the containers being brought to the cleaning device
}
[2013‑01]
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B08B 9/083
. .
{
Removing scrap from containers, e.g. removing lables
}
[2013‑01]
B08B 9/0835
. . .
{
Removing remnants of closures from bottle necks
}
[2013‑01]
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B08B 9/0839
. .
{
Cleaning milk churns (B08B 9/0804, B08B 9/20 take precedence)
}
[2013‑01]
B08B 9/0843
. . .
{
for large numbers of milk chruns
}
[2013‑01]
B08B 9/0848
. . .
{
Devices for inverting or emptying milk churns, applying or unseating covers
}
[2013‑01]
B08B 9/0852
. .
{
Drainage racks (see also A47J 47/20)
}
[2013‑01]
B08B 9/0856
. .
{
Cleaning of water-treatment installations
}
[2013‑01]
B08B 9/0861
. .
{
Cleaning crates, boxes or the like (B08B 9/083 takes precedence)
}
[2013‑01]
B08B 9/0865
. .
{
by burning-out (B08B 9/40 takes precedence)
}
[2013‑01]
. .
by methods involving the use of tools, e.g. brushes, scrapers (
{
B08B 9/0808
}
, B08B 9/20 take precedence)
[2013‑01]
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. .
by the force of jets or sprays (
{
B08B 9/0813
}
, B08B 9/20 take precedence)
[2013‑01]
. . .
{
Removing sludge or the like from tank bottoms
}
[2013‑01]
B08B 9/0936
. . .
{
using rotating jets
}
[2013‑01]
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. .
by using apparatus into or on to which containers e.g. bottles, jars, cans are brought
{
(washing or rinsing crockery or tableware A47L 15/00)
}
[2013‑01]
. . .
{
Conveying containers to or from the cleaning machines
}
[2013‑01]
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B08B 9/22
. . .
the apparatus cleaning by soaking alone [2013‑01]
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B08B 9/24
. . . .
and having conveyers [2013‑01]
B08B 9/26
. . . . .
Rotating conveyers [2013‑01]
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B08B 9/28
. . .
the apparatus cleaning by splash, spray, or jet application, with or without soaking [2013‑01]
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B08B 9/283
. . . .
{
by gas jets
}
[2013‑01]
B08B 9/286
. . . . .
{
the gas being ionized
}
[2013‑01]
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B08B 9/30
. . . .
and having conveyers [2013‑01]
B08B 9/32
. . . . .
Rotating conveyers [2013‑01]
B08B 9/34
. . . .
Arrangements of conduits or nozzles [2013‑01]
B08B 9/36
. . .
the apparatus cleaning by using brushes [2013‑01]
B08B 9/38
. . .
the apparatus cleaning by using scrapers, chains, grains of shot, sand or other abrasive means (abrasive blasting in general B24C) [2013‑01]
B08B 9/40
. . .
the apparatus cleaning by burning out [2013‑01]
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B08B 9/42
. . .
the apparatus being characterised by means for conveying or carrying containers therethrough [2013‑01]
B08B 9/423
. . . .
{
Holders for bottles, cell construction
}
[2013‑01]
B08B 9/426
. . . .
{
Grippers for bottles
}
[2013‑01]
. . . .
the means being for loading or unloading the apparatus [2013‑01]
. .
Inspecting cleaned containers for cleanliness [2013‑01]
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B08B 11/00
Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto (B08B 3/12, B08B 6/00 take precedence) [2013‑01]
B08B 11/02
.
Devices for holding articles during cleaning
{
(B08B 9/42 takes precedence)
}
[2013‑01]
B08B 11/04
.
specially adapted for plate glass, e.g. prior to manufacture of windshields (cleaning the gap between permanently secured panes E06B 3/677) [2013‑01]
B08B 13/00
Accessories or details of general applicability for machines or apparatus for cleaning [2013‑01]
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B08B 15/00
Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area (parts, details or accessories of cooking-vessels for withdrawing or condensing cooking vapours from such vessels A47J 36/38; refuse disposal B65F; devices for conducting smoke or fumes, e.g. flues, F23J 11/00; removing cooking fumes from domestic stoves or ranges F24C 15/20; air conditioning, ventilation F24F) [2013‑01]
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.
{
using a central suction system, e.g. for collecting exhaust gases in workshops (removing dust from textile machines D01H 11/00; ventilation of mines, galleries or tunnels, e.g. traffic tunnels, E21F 1/00)
}
[2013‑01]
. .
{
comprising a stationary main duct with one or more branch units, the branch units being freely movable along a sealed longitudinal slit in the main duct
}
[2013‑01]
.
{
Fume suction nozzles arranged on a closed or semi-closed surface, e.g. on a circular, ring-shaped or rectangular surface adjacent the area where fumes are produced (B08B 15/04 takes precedence)
}
[2013‑01]
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B08B 15/02
.
using chambers or hoods covering the area
{
(B08B 15/002 takes precedence)
}
[2013‑01]
B08B 15/023
. .
{
Fume cabinets or cupboards, e.g. for laboratories
}
[2013‑01]
B08B 15/026
. .
{
Boxes for removal of dirt, e.g. for cleaning brakes, glove- boxes
}
[2013‑01]
B08B 15/04
.
from a small area, e.g. a tool
{
(removing chips B23Q 11/0042)
}
[2013‑01]
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B08B 17/00
Methods preventing fouling
{
(preventing accumulation of deposits in pneumatic conveyers B65G 53/521)
}
[2013‑01]
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B08B 17/02
.
Preventing deposition of fouling or of dust [2013‑01]
B08B 17/025
. .
{
Prevention of fouling with liquids by means of devices for containing or collecting said liquids
}
[2013‑01]
B08B 17/04
. .
by using removable coverings [2013‑01]
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. .
by giving articles subject to fouling a special shape or arrangement [2013‑01]
B08B 17/065
. . .
{
the surface having a microscopic surface pattern to achieve the same effect as a lotus flower
}
[2013‑01]
B08B 2200/00
Dummy title [2013‑01]
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B08B 2203/00
Details of cleaning machines or methods involving the use or presence of liquid or steam [2013‑01]
B08B 2203/002
.
the liquid being a degassed liquid [2013‑01]
B08B 2203/005
.
the liquid being ozonated [2013‑01]
B08B 2203/007
.
Heating the liquid [2013‑01]
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B08B 2203/02
.
Details of machines or methods for cleaning by the force of jets or sprays [2013‑01]
B08B 2203/0205
. .
Bypass pressure relief valves [2013‑01]
B08B 2203/0211
. .
Case coverings [2013‑01]
B08B 2203/0217
. .
Use of a detergent in high pressure cleaners; arrangements for supplying the same [2013‑01]
B08B 2203/0223
. .
Electric motor pumps [2013‑01]
B08B 2203/0229
. .
Suction chambers for aspirating the sprayed liquid [2013‑01]
B08B 2203/0235
. .
Cooling the motor pump [2013‑01]
B08B 2203/0241
. .
Combustion motor pumps [2013‑01]
B08B 2203/0247
. .
Hose joints, e.g. quick joints, rotating joints [2013‑01]
B08B 2203/0252
. .
Ecological type pressure cleaners, e.g. by pressure intensifiers [2013‑01]
B08B 2203/0258
. .
Multiple lance high pressure cleaning station [2013‑01]
B08B 2203/0264
. .
Splash guards [2013‑01]
B08B 2203/027
. .
Pump details [2013‑01]
B08B 2203/0276
. .
Hose reels specific for high pressure cleaners [2013‑01]
B08B 2203/0282
. .
Safety devices [2013‑01]
B08B 2203/0288
. .
Ultra or megasonic jets [2013‑01]
B08B 2203/0294
. .
Wobbling swash plates for high pressure cleaners [2013‑01]
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B08B 2205/00
Details of machines or methods for cleaning by the use of gas or air flow [2013‑01]
B08B 2205/005
.
Using the coanda effect of the gas flow/stream [2013‑01]
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B08B 2209/00
Details of machines or methods for cleaning hollow articles [2013‑01]
B08B 2209/005
.
Use of ultrasonics or cavitation, e.g. as primary or secondary action [2013‑01]
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B08B 2209/02
.
Details of apparatuses or methods for cleaning pipes or tubes [2013‑01]
B08B 2209/022
. .
making use of the reversal flow of the cleaning liquid [2013‑01]
B08B 2209/024
. .
by creating a shock wave in the cleaning liquid [2013‑01]
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B08B 2209/027
. .
for cleaning the internal surfaces [2013‑01]
B08B 2209/032
. . .
by the mechanical action of a moving fluid [2013‑01]
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B08B 2209/04
. . .
using cleaning devices introduced into and moved along the pipes [2013‑01]
B08B 2209/045
. . . .
Making cleaning devices buoyant within a pipeline to be cleaned [2013‑01]
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B08B 2209/053
. . . .
being moved along the pipes by a fluid, e.g. by fluid pressure or by suction [2013‑01]
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B08B 2209/055
. . . . .
the cleaning devices conforming to, or being conformable to, substantially the same cross-section of the pipes, e.g. pigs or moles [2013‑01]
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B08B 2209/0553
. . . . . .
Pigs provided with detection means [2013‑01]
B08B 2209/0556
. . . . . . .
the detection means being magnets [2013‑01]
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B08B 2209/08
.
Details of machines or methods for cleaning containers, e.g. tanks [2013‑01]
B08B 2209/085
. .
Cleaning flexible bags [2013‑01]
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B08B 2215/00
Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area [2013‑01]
B08B 2215/003
.
with the assistance of blowing nozzles [2013‑01]
B08B 2215/006
.
Suction tables [2013‑01]
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B08B 2220/00
Type of materials or objects being removed [2013‑01]
B08B 2220/01
.
Adhesive materials [2013‑01]
B08B 2220/02
.
Chewing gum [2013‑01]
B08B 2220/04
.
Polymers [2013‑01]
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B08B 2230/00
Other cleaning aspects applicable to all B08B range [2013‑01]
B08B 2230/01
.
Cleaning with steam [2013‑01]
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B08B 2240/00
Type of materials or objects being cleaned [2013‑01]
B08B 2240/02
.
Optical fibers or optical fiber connectors [2013‑01]
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013