TREA

Winfield Sample

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  • Sierra Madre, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Light deflection apparatus
    • Patent number RE30806
    • Issue date Nov 24, 1981
    • Bell & Howell Company
    • Winfield Sample
    • 324 - Electricity: measuring and testing
  • Information Patent Grant

    Transducing methods and transducers
    • Patent number 4,056,008
    • Issue date Nov 1, 1977
    • Bell & Howell Company
    • Winfield Sample
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Light deflection apparatus
    • Patent number 4,012,694
    • Issue date Mar 15, 1977
    • Bell & Howell Company
    • Winfield Sample
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Transducing methods and transducers
    • Patent number 3,981,198
    • Issue date Sep 21, 1976
    • Bell & Howell Company
    • Winfield Sample
    • G01 - MEASURING TESTING