1437992

Information

• Patent Grant
• 1437992

• References
• Source

• Patent Number

  1,437,992

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1922
  102 years ago

• CPC

  • E05B63/123 - with circular bolts
  • E05C3/10 - the handle or member moving essentially in a plane substantially parallel to the wing or frame
  • Y10S70/39 - Cylinder and knob connection
  • Y10T70/535 - Keeper and housing interlocking

• US Classifications

  • 070 - Locks