IPC Subgroup
B23B 39/04 Co-ordinate boring or drilling machines; Machines for making holes without previous marking
Introduced: September 1968
Last revised: January 2006
Full Title
General-purpose boring or drilling machines or devices; Sets of boring or drilling machines > Co-ordinate boring or drilling machines; Machines for making holes without previous marking
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- Subclass:
- TURNING; BORING
2 direct subcodes
Child Classifications
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- B23B 39/06 Equipment for positioning work
- B23B 39/08 Devices for program control