181074

Information

• Patent Grant
• 181074

• References
• Source

• Patent Number

  181,074

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1876
  148 years ago

• CPC

  • G04B3/006 - Mechanical winding up; winding up with special equipment
  • Y10S81/02 - Spiral drive for wrenches

• US Classifications

  • 081 - Tools