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Classification Resources
 
Class   212TRAVERSING HOISTS
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[List of Pre Grant Publications for class 212 subclass 272][List of Patents for class 212 subclass 272]272 HAVING MEANS TO PREVENT OR DAMPEN LOAD OSCILLATIONS
[List of Pre Grant Publications for class 212 subclass 276][List of Patents for class 212 subclass 276]276 HAVING RANDOM CONDITION SENSOR COMBINED WITH AN INDICATOR OR ALARM OR CONTROLLING MEANS OR DISABLING MEANS
[List of Pre Grant Publications for class 212 subclass 282][List of Patents for class 212 subclass 282]282 WITH MECHANICAL INDICATOR
[List of Pre Grant Publications for class 212 subclass 284][List of Patents for class 212 subclass 284]284 WITH MOTOR CONTROL
 [List of Pre Grant Publications for class 212 subclass 291][List of Patents for class 212 subclass 291]291 HAVING OPERATOR SUPPORT OR CAB
 [List of Pre Grant Publications for class 212 subclass 292][List of Patents for class 212 subclass 292]292 BOOM POSITION LOCK
 [List of Pre Grant Publications for class 212 subclass 293][List of Patents for class 212 subclass 293]293 HAVING SNUBBER OR BOOM BACKSWING STOP
 [List of Pre Grant Publications for class 212 subclass 166][List of Patents for class 212 subclass 166]166 CLOSURE REMOVER
 [List of Pre Grant Publications for class 212 subclass 167][List of Patents for class 212 subclass 167]167 WITH HAUL-IN LINE
 [List of Pre Grant Publications for class 212 subclass 168][List of Patents for class 212 subclass 168]168 WITH MEANS TO PROJECT LOAD ENGAGER BEYOND END OF BOOM
 [List of Pre Grant Publications for class 212 subclass 169][List of Patents for class 212 subclass 169]169 GROUND WHEEL OPERATED
[List of Pre Grant Publications for class 212 subclass 170][List of Patents for class 212 subclass 170]170 HAVING CLUTCH OR VARIABLE SPEED TRANSMISSION
[List of Pre Grant Publications for class 212 subclass 175][List of Patents for class 212 subclass 175]175 HAVING MEANS FACILITATING ASSEMBLY OR DISASSEMBLY
[List of Pre Grant Publications for class 212 subclass 294][List of Patents for class 212 subclass 294]294 ADJUSTABLE TO TRANSPORT OR NONUSE POSITION (E.G., COLLAPSIBLE)
[List of Pre Grant Publications for class 212 subclass 307][List of Patents for class 212 subclass 307]307 SHIP MOUNTED OR FLOATING (E.G., A CRANE FIXED TO A PLATFORM ADAPTED TO FLOAT)
[List of Pre Grant Publications for class 212 subclass 195][List of Patents for class 212 subclass 195]195 HAVING COUNTERWEIGHT OR COUNTERBALANCING MEANS
[List of Pre Grant Publications for class 212 subclass 199][List of Patents for class 212 subclass 199]199 HAVING BOOM SHIFTABLE VERTICALLY ALONG A LINEAR PATH
[List of Pre Grant Publications for class 212 subclass 312][List of Patents for class 212 subclass 312]312 TRAVELING BRIDGE
[List of Pre Grant Publications for class 212 subclass 223][List of Patents for class 212 subclass 223]223 HAVING HORIZONTALLY SWINGING BOOM OR BRIDGE
[List of Pre Grant Publications for class 212 subclass 255][List of Patents for class 212 subclass 255]255 HAVING VERTICALLY SWINGING BOOM
[List of Pre Grant Publications for class 212 subclass 71][List of Patents for class 212 subclass 71]71 OVERHEAD
[List of Pre Grant Publications for class 212 subclass 347][List of Patents for class 212 subclass 347]347 BOOM OR MAST
 [List of Pre Grant Publications for class 212 subclass 270][List of Patents for class 212 subclass 270]270 METHODS
 [List of Pre Grant Publications for class 212 subclass 271][List of Patents for class 212 subclass 271]271 MISCELLANEOUS
 
CROSS-REFERENCE ART COLLECTIONS
 
 [List of Pre Grant Publications for class 212 subclass 901][List of Patents for class 212 subclass 901]901 DOLLEY-TYPE CRANES
 
FOREIGN ART COLLECTIONS
 
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