2765777

Information

• Patent Grant
• 2765777

• References
• Source

• Patent Number

  2,765,777

• Date Filed

  Not available

• Date Issued

  Tuesday, October 9, 1956
  67 years ago

• CPC

  • E21B19/06 - Elevators
  • Y10T279/17051 - Swinging external yoke or detent
  • Y10T279/17059 - Rotary socket

• US Classifications

  • 285 - Pipe joints or couplings
  • 173 - Tool driving or impacting
  • 279 - Chucks or sockets