2088148

Information

• Patent Grant
• 2088148

• References
• Source

• Patent Number

  2,088,148

• Date Filed

  Not available

• Date Issued

  Tuesday, July 27, 1937
  87 years ago

• CPC

  • E21B19/161 - using a wrench or a spinner adapted to engage a circular section of pipe
  • Y10S81/09 - Pivoted jaw latch means
  • Y10T403/259 - At joint interface
  • Y10T403/32861 - T-pivot, e.g., wrist pin, etc.

• US Classifications

  • 384 - Bearings
  • 081 - Tools
  • 403 - Joints and connections