2916954

Information

• Patent Grant
• 2916954

• References
• Source

• Patent Number

  2,916,954

• Date Filed

  Not available

• Date Issued

  Tuesday, December 15, 1959
  65 years ago

• CPC

  • E21B19/162 - cathead actuated

• US Classifications

  • 081 - Tools
  • 188 - Brakes
  • 475 - Planetary gear transmission systems or components