TREA

Michael B. Alchin

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  • Orchard Hills, AU
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pushbutton lock for sliding doors
    • Patent number 5,390,516
    • Issue date Feb 21, 1995
    • Dowell Australia Limited
    • Michael Alchin
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Sash window brake
    • Patent number 5,099,963
    • Issue date Mar 31, 1992
    • Alchin & Long Groutp Pty Ltd.
    • Michael B. Alchin
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES