with a pattern composed of one or more lines used simultaneously

Patents Grantslast 30 patents

  • Information Patent Grant

    3763743

    • Patent number 3,763,743
    • Issue date Oct 9, 1973
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2753244

    • Patent number 2,753,244
    • Issue date Jul 3, 1956
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents