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Beryl F. M. Marsh

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  • Unionville, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cam follower
    • Patent number 5,304,754
    • Issue date Apr 19, 1994
    • Otis Elevator Company
    • Beryl F. M. Marsh
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Elevator limit switch
    • Patent number 5,276,299
    • Issue date Jan 4, 1994
    • Otis Elevator Company
    • Beryl F. M. Marsh
    • H01 - BASIC ELECTRIC ELEMENTS