3831772

Information

• Patent Grant
• 3831772

• References
• Source

• Patent Number

  3,831,772

• Date Filed

  Not available

• Date Issued

  Tuesday, August 27, 1974
  50 years ago

• CPC

  • B66C3/12 - Grabs actuated by two or more ropes
  • A01G23/062 - Pulling up trees or stumps
  • B66C21/00 - Cable cranes
  • B66C2700/011 - Cable cranes

• US Classifications

  • 212 - Traversing hoists
  • 294 - Handling: hand and hoist-line implements