1420910

Information

• Patent Grant
• 1420910

• References
• Source

• Patent Number

  1,420,910

• Date Filed

  Not available

• Date Issued

  Tuesday, June 27, 1922
  102 years ago

• CPC

  • E05C9/041 - with rack and pinion mechanism
  • E05C9/048 - externally mounted on the wing
  • Y10T70/523 - Multiple dead bolts
  • Y10T70/5243 - Manually dogged latch bolt
  • Y10T292/0843 - Gear

• US Classifications

  • 070 - Locks
  • 292 - Closure fasteners