William Wlfred Spencer

Person

  • East London, ZA

Patents Grantslast 30 patents

  • Information Patent Grant

    Supplementary torsion spring assembly

    • Patent number 6,619,638
    • Issue date Sep 16, 2003
    • William Wilfred Spencer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Adjustable coil spring assembly

    • Patent number 5,540,417
    • Issue date Jul 30, 1996
    • William W. Spencer
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Supplementary vehicle spring assembly

    • Publication number 20120133090
    • Publication date May 31, 2012
    • Roadmaster Active Suspension, Inc.
    • William Wlfred Spencer
    • B60 - VEHICLES IN GENERAL