IPC Subgroup
B23C 3/05 Finishing valves or valve seats
Introduced: July 1974
Last revised: January 2006
Full Title
Milling particular work; Special milling operations; Machines therefor > Milling surfaces of revolution > Finishing valves or valve seats
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- Subclass:
- MILLING