1994791

Information

• Patent Grant
• 1994791

• References
• Source

• Patent Number

  1,994,791

• Date Filed

  Not available

• Date Issued

  Tuesday, March 19, 1935
  90 years ago

• CPC

  • E21B17/04 - between rod or the like and bit or between rod and rod or the like
  • Y10T279/17333 - Transverse screw actuator
  • Y10T279/17923 - Transverse pin

• US Classifications

  • 279 - Chucks or sockets