Hydra Corporation

Organization

  • Boston, MA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Navigational buoy

    • Patent number 4,099,281
    • Issue date Jul 11, 1978
    • Hydra Corporation
    • Wallace W. Bowley
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT

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