TREA

Carl O. Ohrn

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  • Husoysund, NO
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Patents Grantslast 30 patents

  • Information Patent Grant

    Control unit
    • Patent number 5,560,310
    • Issue date Oct 1, 1996
    • Jan A. Christensen
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Balancing system for a sailing boat
    • Patent number 5,392,727
    • Issue date Feb 28, 1995
    • Sailmatic AS
    • Jan A. Christensen
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT