TREA

in exchangeable arrangement

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Industry

  • CPC
  • B23F21/186
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B23Machine tools B23FMAKING GEARS OR TOOTHED RACKS B23F21/00Tools specially adapted for use in machines for manufacturing gear teeth

Current Industry

B23F21/186in exchangeable arrangement
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    1398039
    • Patent number 1,398,039
    • Issue date Nov 22, 1921
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents