William Stewart Johnson

Person

  • McMinnville, OR, US

Patents Applicationslast 30 patents

  • Information Patent Application

    PIPE WELDING PURGE GAS CONTROLLER

    • Publication number 20110127238
    • Publication date Jun 2, 2011
    • KINETIC SYSTEMS, INC.
    • William Stewart Johnson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR