3919869

Information

• Patent Grant
• 3919869

• References
• Source

• Patent Number

  3,919,869

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1975
  49 years ago

• CPC

  • E05B47/0696 - locking the bolt by an electromagnet in the striker
  • G07C9/00722 - with magnetic components
  • G07C9/00904 - for hotels, motels, office buildings or the like
  • E05B27/00 - Cylinder locks and other locks with tumbler pins which are set by pushing the key in
  • E05B63/128 - with additional bolt in the striker
  • Y10S402/502 - Container with sheet retainer
  • Y10T70/625 - Operation and control
  • Y10T70/65 - Central control
  • Y10T70/7057 - Permanent magnet
  • Y10T70/7904 - Magnetic features
  • Y10T292/699 - Motor controlled
  • Y10T292/702 - Pivoted or swinging

• US Classifications

  • 070 - Locks
  • 292 - Closure fasteners
  • 402 - Binder device releasably engaging aperture or notch of sheet