TREA

Stefan Walkowiak

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  • St. James, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Door sensor beam
    • Patent number 5,712,458
    • Issue date Jan 27, 1998
    • The Peelle Company
    • Shan H. McCandless
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Pass door fire lintel
    • Patent number 5,377,784
    • Issue date Jan 3, 1995
    • The Peelle Company
    • Stefan Walkowiak
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Car gate reversing edge
    • Patent number 4,984,658
    • Issue date Jan 15, 1991
    • The Peelle Company
    • H. E. Peelle
    • B66 - HOISTING LIFTING HAULING