with two or more tools

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Industry

CPC
B23F9/086

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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B23Machine tools B23FMAKING GEARS OR TOOTHED RACKS B23F9/00Making gears having teeth curved in their longitudinal direction

Current Industry

B23F9/086with two or more tools

Industries

Patents Grantslast 30 patents

Information Patent Grant
2406009
- Patent number 2,406,009
- Issue date Aug 20, 1946
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
1655076
- Patent number 1,655,076
- Issue date Jan 3, 1928
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR