E. L. Boochard

Person

  • Kent City, MI, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Welding helmet

    • Patent number 4,853,973
    • Issue date Aug 8, 1989
    • Jackson Products, Inc.
    • E. L. Boochard
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE