3756642

Information

• Patent Grant
• 3756642

• References
• Source

• Patent Number

  3,756,642

• Date Filed

  Not available

• Date Issued

  Tuesday, September 4, 1973
  51 years ago

• CPC

  • E05B63/242 - Auxiliary bolts on the frame, actuated by bolts on the wing, or vice-versa
  • Y10T70/20 - Attack-actuated defeating mechanisms
  • Y10T292/696 - With movable dog, catch or striker
  • Y10T292/79 - Bolt guards

• US Classifications

  • 292 - Closure fasteners
  • 070 - Locks