3021160

Information

• Patent Grant
• 3021160

• References
• Source

• Patent Number

  3,021,160

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1962
  63 years ago

• CPC

  • E21B17/06 - Releasing-joints
  • Y10T403/364 - Separable intermediate joint
  • Y10T403/368 - Screw or cam
  • Y10T403/5706 - Diverse serial connections

• US Classifications

  • 403 - Joints and connections