TREA

Willi Hankel

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  • Waldeck, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Closing system
    • Patent number 6,264,256
    • Issue date Jul 24, 2001
    • Hewi Heinrich Wilke GmbH
    • Willi Hankel
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Fitting with a handle for operating the lock follower of a lock fit...
    • Patent number 5,029,914
    • Issue date Jul 9, 1991
    • HEWI Heinrich Wilke GmbH
    • Willi Hankel
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Lock for doors or the like
    • Patent number 4,871,202
    • Issue date Oct 3, 1989
    • Hewi Heinrich Wilke GmbH
    • Bernd Friedrichs
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES