2682892

Information

• Patent Grant
• 2682892

• References
• Source

• Patent Number

  2,682,892

• Date Filed

  Not available

• Date Issued

  Tuesday, July 6, 1954
  70 years ago

• CPC

  • E21B19/162 - cathead actuated

• US Classifications

  • 092 - Expansible chamber devices
  • 192 - Clutches and power-stop control
  • 254 - Implements or apparatus for applying pushing or pulling force