TREA

S. Franzen Sohne GmbH & Co. KG

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  • Solingen, DE
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Twist closure
    • Patent number 6,688,146
    • Issue date Feb 10, 2004
    • S. Franzen Söhne GmbH & Co. KG
    • Horst Michels
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Permutation lock
    • Patent number 4,823,574
    • Issue date Apr 25, 1989
    • S.Franzen Sohne GmbH & Co.
    • Hans U. Werner
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Permutation lock
    • Patent number 4,682,483
    • Issue date Jul 28, 1987
    • S. Franzen Sohne GmbH & Co. KG
    • Hans U. Werner
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Closure mechanism for suitcases or the like
    • Patent number 4,679,833
    • Issue date Jul 14, 1987
    • S.Franzen Sohne GmbH & Co.
    • Rudi Dueringer
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Permutation lock having rotary dials and a dial locking spring
    • Patent number 4,644,767
    • Issue date Feb 24, 1987
    • S.Franzen Sohne GmbH & Co.
    • Rudi Dueringer
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

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