acting to punch holes in the recording surface

Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for producing a pounce pattern

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    • Issue date May 24, 1988
    • Gerber Scientific Products, Inc.
    • Kenneth O. Wood
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Time recorder registration apparatus

    • Patent number 4,422,079
    • Issue date Dec 20, 1983
    • Simplex Time Recorder Co.
    • George Franke
    • G07 - CHECKING-DEVICES
  • Information Patent Grant

    Data recording instrument

    • Patent number 4,032,926
    • Issue date Jun 28, 1977
    • George Robert Hale
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2973237

    • Patent number 2,973,237
    • Issue date Feb 28, 1961
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2961286

    • Patent number 2,961,286
    • Issue date Nov 22, 1960
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents