IPC Subgroup
B23F 13/06 Making worms of globoidal shape
Introduced: September 1968
Last revised: January 2006
Full Title
Making worms by methods essentially requiring the use of machines of the gear-cutting type > Making worms of globoidal shape
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- Subclass:
- MAKING GEARS OR TOOTHED RACKS
1 direct subcode
Child Classifications
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- B23F 13/08 by grinding