1813567

Information

• Patent Grant
• 1813567

• References
• Source

• Patent Number

  1,813,567

• Date Filed

  Not available

• Date Issued

  Tuesday, July 7, 1931
  93 years ago

• CPC

  • B25B27/18 - withdrawing broken threaded parts or twist drills
  • B25B13/54 - Internal grip wrenches
  • B25B27/143 - for installing wire thread inserts or tubular threaded inserts
  • Y10T279/1008 - Fixed jaws and moving cam
  • Y10T279/1045 - Internal cone
  • Y10T279/1083 - Jaw structure

• US Classifications

  • 081 - Tools
  • 279 - Chucks or sockets