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Hans H. Kattwinkel

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  • D-5884 Halver, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Watercraft
    • Patent number 5,592,897
    • Issue date Jan 14, 1997
    • Hans-Harald Kattwinkel
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Watercraft
    • Patent number 5,179,906
    • Issue date Jan 19, 1993
    • Hans H. Kattwinkel
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT