TREA

Ralf Doring

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  • Heiligenhaus, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lock cylinder
    • Patent number 5,339,663
    • Issue date Aug 23, 1994
    • Carl Fuhr GmbH & Co.
    • Ralf Doring
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Drive-rod lock
    • Patent number 5,171,047
    • Issue date Dec 15, 1992
    • Carl Fuhr GmbH & Co.
    • Klaus Korb
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Drive-rod lock
    • Patent number 5,058,938
    • Issue date Oct 22, 1991
    • Carl Fuhr GmbH & Co.
    • Ralf Doring
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES