1121760

Information

• Patent Grant
• 1121760

• References
• Source

• Patent Number

  1,121,760

• Date Filed

  Not available

• Date Issued

  Tuesday, December 22, 1914
  110 years ago

• CPC

  • B25B15/04 - with ratchet action
  • Y10S81/02 - Spiral drive for wrenches

• US Classifications

  • 081 - Tools