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John G. Koch

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  • Gresham, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Door check
    • Patent number 6,178,594
    • Issue date Jan 30, 2001
    • Freightliner LLC
    • John G. Koch
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES