1411220

Information

• Patent Grant
• 1411220

• References
• Source

• Patent Number

  1,411,220

• Date Filed

  Not available

• Date Issued

  Tuesday, March 28, 1922
  103 years ago

• CPC

  • E05B63/123 - with circular bolts
  • Y10S70/39 - Cylinder and knob connection
  • Y10S70/79 - Sliding and rotary bolt
  • Y10T70/5217 - Swinging dead bolt
  • Y10T70/535 - Keeper and housing interlocking

• US Classifications

  • 070 - Locks