by Shirley M. Hoff executrix

Person

  • Federal Way, WA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Adjustable pitch propeller drive

    • Patent number 4,365,937
    • Issue date Dec 28, 1982
    • Harold L. Hiebert
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT