3841441

Information

• Patent Grant
• 3841441

• References
• Source

• Patent Number

  3,841,441

• Date Filed

  Not available

• Date Issued

  Tuesday, October 15, 1974
  50 years ago

• CPC

  • E02B17/0872 - with locking pins engaging holes or cam surfaces
  • E02B17/0836 - with climbing jacks

• US Classifications

  • 187 - Elevator, industrial lift truck, or stationary lift for vehicle
  • 212 - Traversing hoists
  • 254 - Implements or apparatus for applying pushing or pulling force
  • 405 - Hydraulic and earth engineering