TREA

Michel M. Chateau

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  • 75116 Paris, FR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Door blocking device
    • Patent number 4,856,830
    • Issue date Aug 15, 1989
    • Michel M. Chateau
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Lock having longitudinal tumblers
    • Patent number 4,790,160
    • Issue date Dec 13, 1988
    • Michel M. Chateau
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES