with provision for adjustment of the intervals by a non-rotating member

Patents Grantslast 30 patents

  • Information Patent Grant

    3487180

    • Patent number 3,487,180
    • Issue date Dec 30, 1969
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3483344

    • Patent number 3,483,344
    • Issue date Dec 9, 1969
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3379894

    • Patent number 3,379,894
    • Issue date Apr 23, 1968
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3188503

    • Patent number 3,188,503
    • Issue date Jun 8, 1965
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3090249

    • Patent number 3,090,249
    • Issue date May 21, 1963
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3081410

    • Patent number 3,081,410
    • Issue date Mar 12, 1963
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2742540

    • Patent number 2,742,540
    • Issue date Apr 17, 1956
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE