1909453

Information

• Patent Grant
• 1909453

• References
• Source

• Patent Number

  1,909,453

• Date Filed

  Not available

• Date Issued

  Tuesday, May 16, 1933
  91 years ago

• CPC

  • E05B37/0031 - Locks with both permutation and key actuation
  • Y10S70/71 - Combined permutation and key lock
  • Y10S292/37 - Push button operators
  • Y10T70/5796 - Coaxially mounted
  • Y10T70/5801 - Axially movable bolt
  • Y10T70/7141 - Combination and key
  • Y10T70/8378 - Knobs, hand grips, etc.

• US Classifications

  • 070 - Locks
  • 292 - Closure fasteners