1204805

Information

• Patent Grant
• 1204805

• References
• Source

• Patent Number

  1,204,805

• Date Filed

  Not available

• Date Issued

  Tuesday, November 14, 1916
  108 years ago

• CPC

  • E21B10/633 - independently detachable
  • Y10T279/17205 - Conical clamp threaded in socket

• US Classifications

  • 175 - Boring or penetrating the earth
  • 279 - Chucks or sockets