Woodrow D. Nelson

Person

  • Lockport, IL, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Friction drive transmission

    • Patent number 3,945,270
    • Issue date Mar 23, 1976
    • Wedgtrac Corporation
    • Bertel S. Nelson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...