1931715

Information

• Patent Grant
• 1931715

• References
• Source

• Patent Number

  1,931,715

• Date Filed

  Not available

• Date Issued

  Tuesday, October 24, 1933
  91 years ago

• CPC

  • E05B13/04 - shaped as fork-like implements grasping and fixing the key or a handle
  • Y10T70/7994 - Portable

• US Classifications

  • 070 - Locks
  • 081 - Tools