1613439

Information

• Patent Grant
• 1613439

• References
• Source

• Patent Number

  1,613,439

• Date Filed

  Not available

• Date Issued

  Tuesday, January 4, 1927
  98 years ago

• CPC

  • E21B19/00 - Handling rods, casings, tubes or the like outside the borehole
  • Y10T74/2144 - Yieldable
  • Y10T279/1981 - External-cone actuated

• US Classifications

  • 294 - Handling: hand and hoist-line implements
  • 074 - Machine element or mechanism
  • 188 - Brakes
  • 279 - Chucks or sockets