2635914

Information

• Patent Grant
• 2635914

• References
• Source

• Patent Number

  2,635,914

• Date Filed

  Not available

• Date Issued

  Tuesday, April 21, 1953
  71 years ago

• CPC

  • E21B31/14 - with means deflecting the direction of the tool

• US Classifications

  • 285 - Pipe joints or couplings
  • 091 - Motors: expansible chamber type
  • 138 - Pipes and tubular conduits
  • 294 - Handling: hand and hoist-line implements