David D. Johnson

Person

  • Bristol, OH

Patents Applicationslast 30 patents

  • Information Patent Application

    Electromechanical Spring System

    • Publication number 20160084333
    • Publication date Mar 24, 2016
    • BARNES GROUP INC.
    • Jack W. Adoline
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...