William S. Ginell

Person

  • Encino, CA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Helix coupling

    • Patent number 4,824,276
    • Issue date Apr 25, 1989
    • The United States of America as represented by the United States Department o...
    • William S. Ginell
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...