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Friedrich Fischer

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  • 21037 Hamburg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Device for storing energy in spring storages
    • Patent number 6,158,725
    • Issue date Dec 12, 2000
    • Friedrich Fischer
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Device for storing energy in spring storages
    • Patent number 6,102,381
    • Issue date Aug 15, 2000
    • Friedrich Fischer
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Container for liquids
    • Patent number 5,947,154
    • Issue date Sep 7, 1999
    • Friedrich Fischer
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Grant

    Energy storing spring joint
    • Patent number 5,894,632
    • Issue date Apr 20, 1999
    • Friedrich Fischer
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Energy storing spring joint
    • Patent number 5,634,241
    • Issue date Jun 3, 1997
    • Friedrich Fischer
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES