2803480

Information

• Patent Grant
• 2803480

• References
• Source

• Patent Number

  2,803,480

• Date Filed

  Not available

• Date Issued

  Tuesday, August 20, 1957
  67 years ago

• CPC

  • E05B65/0046 - with a bifurcated bolt
  • Y10S70/54 - Double-ended spring
  • Y10S292/65 - Emergency or safety
  • Y10S292/71 - Refrigerator latches
  • Y10T292/0908 - Emergency operating means
  • Y10T292/1047 - Closure
  • Y10T292/1062 - Spring retracted
  • Y10T292/54 - Trippers

• US Classifications

  • 292 - Closure fasteners
  • 070 - Locks
  • 109 - Safes, bank protection, or a related device