TREA

John W. Johnston

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  • Suitland, MD, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Exhaust blockage system for engine shut down
    • Patent number 6,401,590
    • Issue date Jun 11, 2002
    • The United States of America as represented by the Secretary of the Navy
    • David B. Coakley
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Integrated faired towline with integral locking feature
    • Patent number 4,350,110
    • Issue date Sep 21, 1982
    • The United States of America as represented by the Secretary of the Navy
    • Richard K. Knutson
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Self-driven underwater noisemaking device
    • Patent number 4,047,592
    • Issue date Sep 13, 1977
    • The United States of America as represented by the Secretary of the Navy
    • Charles W. Sieber
    • G01 - MEASURING TESTING