TREA

Richard P. Spens

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  • Howell, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Garage door operator
    • Patent number 5,588,257
    • Issue date Dec 31, 1996
    • The Stanley Works
    • Dean C. Duhame
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES