TREA

by placing the fulcrum outside the segment defined by handgrip and blade

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Industry

  • CPC
  • B63H16/107
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B63Ships B63HMARINE PROPULSION OR STEERING B63H16/00Effecting propulsion by muscle power

Current Industry

B63H16/107by placing the fulcrum outside the segment defined by handgrip and blade
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Kayak and canoe paddling apparatus
    • Patent number 7,581,996
    • Issue date Sep 1, 2009
    • Keith Luebkert Boller
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Rolling heel, forward facing rowing system
    • Patent number 6,939,186
    • Issue date Sep 6, 2005
    • Vector Magnetics, Inc.
    • Arthur F. Kuckes
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Flotation device
    • Patent number 6,837,765
    • Issue date Jan 4, 2005
    • Michel Lauzière
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Rowing apparatus
    • Patent number 5,685,750
    • Issue date Nov 11, 1997
    • Ronald R. Rantilla
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Front facing rowing apparatus
    • Patent number 5,127,859
    • Issue date Jul 7, 1992
    • Ronald R. Rantilla
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Crossbar with oar guides for boats having frontward-rowing boat-spa...
    • Patent number 3,951,095
    • Issue date Apr 20, 1976
    • Harold A. Jewett
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    3879779
    • Patent number 3,879,779
    • Issue date Apr 29, 1975
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    3857356
    • Patent number 3,857,356
    • Issue date Dec 31, 1974
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    2569245
    • Patent number 2,569,245
    • Issue date Sep 25, 1951
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    2083004
    • Patent number 2,083,004
    • Issue date Jun 8, 1937
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    2033637
    • Patent number 2,033,637
    • Issue date Mar 10, 1936
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT

Patents Applicationslast 30 patents

  • Information Patent Application

    Flotation device
    • Publication number 20040023572
    • Publication date Feb 5, 2004
    • Michel Lauziere
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT