Arrangements for avoiding capsizing and sinking

Industry

  • CPC
  • B63B2731/00
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air and foam collar for watercraft

    • Patent number 9,738,357
    • Issue date Aug 22, 2017
    • William M. Hansen
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR AND FOAM COLLAR FOR WATERCRAFT

    • Publication number 20170137095
    • Publication date May 18, 2017
    • William M. Hansen
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT