with tumbler pins suspended for a pendulum movement

Patents Grantslast 30 patents

  • Information Patent Grant

    Magnetic locks

    • Patent number 5,664,449
    • Issue date Sep 9, 1997
    • Bruce Samuel Sedley
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Magnetic lock construction

    • Patent number 4,307,589
    • Issue date Dec 29, 1981
    • Tomomasa Kajita
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Magnetically operable lock

    • Patent number 4,285,220
    • Issue date Aug 25, 1981
    • Tomomasa Kajita
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Magnetic lock pick

    • Patent number 4,073,166
    • Issue date Feb 14, 1978
    • William H. Clark
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Lock

    • Patent number 3,974,669
    • Issue date Aug 17, 1976
    • American Locker Company, Inc.
    • Wells F. Stackhouse
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Key lock

    • Patent number 3,967,479
    • Issue date Jul 6, 1976
    • Jerome Vick
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Rotary release magnetically operated lock

    • Patent number 3,967,480
    • Issue date Jul 6, 1976
    • American Locker Company, Inc.
    • Wells F. Stackhouse
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Combination magnetic key

    • Patent number 3,955,388
    • Issue date May 11, 1976
    • American Locker Company
    • Wells F. Stackhouse
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Magnetic lock

    • Patent number 3,948,068
    • Issue date Apr 6, 1976
    • American Locker Company, Inc.
    • Wells F. Stackhouse
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    3857262

    • Patent number 3,857,262
    • Issue date Dec 31, 1974
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    3657907

    • Patent number 3,657,907
    • Issue date Apr 25, 1972
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    3056276

    • Patent number 3,056,276
    • Issue date Oct 2, 1962
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES