with step-by-step motion of wiper to a selector position

Patents Grantslast 30 patents

  • Information Patent Grant

    3002112

    • Patent number 3,002,112
    • Issue date Sep 26, 1961
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2753016

    • Patent number 2,753,016
    • Issue date Jul 3, 1956
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2535771

    • Patent number 2,535,771
    • Issue date Dec 26, 1950
    • H01 - BASIC ELECTRIC ELEMENTS