1391898

Information

• Patent Grant
• 1391898

• References
• Source

• Patent Number

  1,391,898

• Date Filed

  Not available

• Date Issued

  Tuesday, September 27, 1921
  103 years ago

• CPC

  • B25B13/18 - by cam, wedge, or lever
  • Y10S81/06 - Spring means biasing wrench jaws

• US Classifications

  • 081 - Tools