David M. Harrell

Person

  • Severna Park, MD, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Fluid control system

    • Patent number 4,397,334
    • Issue date Aug 9, 1983
    • Westinghouse Electric Corp.
    • David M. Harrell
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT