TREA

Mark W. Stephens

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  • Tustin, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Door latch bolt locking device
    • Patent number 4,159,838
    • Issue date Jul 3, 1979
    • Stephens; Mark W.
    • Herbert Wilzig
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES