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Classification Resources
 
Class   445ELECTRIC LAMP OR SPACE DISCHARGE COMPONENT OR DEVICE MANUFACTURING
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[List of Pre Grant Publications for class 445 subclass 1][List of Patents for class 445 subclass 1]1 PROCESS
 [List of Pre Grant Publications for class 445 subclass 2][List of Patents for class 445 subclass 2]2 Subclass 2 indent level is 1 Repairing, converting or salvaging
[List of Pre Grant Publications for class 445 subclass 3][List of Patents for class 445 subclass 3]3 Subclass 3 indent level is 1 With testing or adjusting
 [List of Pre Grant Publications for class 445 subclass 5][List of Patents for class 445 subclass 5]5 Subclass 5 indent level is 1 Including use of electric arc or current for removing an undesired particle, i.e., spot knocking
 [List of Pre Grant Publications for class 445 subclass 6][List of Patents for class 445 subclass 6]6 Subclass 6 indent level is 1 With start up, flashing or aging
 [List of Pre Grant Publications for class 445 subclass 7][List of Patents for class 445 subclass 7]7 Subclass 7 indent level is 1 Spark plug or spark gap making
 [List of Pre Grant Publications for class 445 subclass 8][List of Patents for class 445 subclass 8]8 Subclass 8 indent level is 1 Implosion protecting
[List of Pre Grant Publications for class 445 subclass 9][List of Patents for class 445 subclass 9]9 Subclass 9 indent level is 1 Generating gas or vapor within an envelope, or coating by vapor, gas, mist or smoke within the envelope
 [List of Pre Grant Publications for class 445 subclass 22][List of Patents for class 445 subclass 22]22 Subclass 22 indent level is 1 Combined, e.g., with shaping of lamp or device envelope
[List of Pre Grant Publications for class 445 subclass 23][List of Patents for class 445 subclass 23]23 Subclass 23 indent level is 1 With assembly or disassembly
[List of Pre Grant Publications for class 445 subclass 46][List of Patents for class 445 subclass 46]46 Subclass 46 indent level is 1 Electrode making
[List of Pre Grant Publications for class 445 subclass 53][List of Patents for class 445 subclass 53]53 Subclass 53 indent level is 1 Including evacuating, degasifying or getter or fluent material introduction
 [List of Pre Grant Publications for class 445 subclass 58][List of Patents for class 445 subclass 58]58 Subclass 58 indent level is 1 With coating, e.g., providing protective coating on sensitive area
 [List of Pre Grant Publications for class 445 subclass 59][List of Patents for class 445 subclass 59]59 Subclass 59 indent level is 1 Including cleaning
[List of Pre Grant Publications for class 445 subclass 60][List of Patents for class 445 subclass 60]60 APPARATUS
 
FOREIGN ART COLLECTIONS
 
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