TREA

Dieter Steppke

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  • Bochum, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Safety door assembly, in particular a sterile door
    • Patent number 6,195,941
    • Issue date Mar 6, 2001
    • Solvay Pharmaceuticals GmbH
    • Kurt Burow
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Door-like closure
    • Patent number 4,178,859
    • Issue date Dec 18, 1979
    • Bochumer Eisenhutte Heintzmann GmbH & Co
    • Rudolf Seiz
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES