Winthrop James

Person

  • Prattsville, NY, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Worm gear drive

    • Patent number 4,665,763
    • Issue date May 19, 1987
    • Winthrop James
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...