First column has 1-2-4, second column has 8-16-32

Patents Grantslast 30 patents

  • Information Patent Grant

    3760170

    • Patent number 3,760,170
    • Issue date Sep 18, 1973
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3244019

    • Patent number 3,244,019
    • Issue date Apr 5, 1966
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents