David Purdy

Person

  • Oxnard, CA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of steering a craft

    • Patent number 8,397,656
    • Issue date Mar 19, 2013
    • The United States of America as represented by the Secretary of the Navy
    • David Purdy
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT