3477590

Information

• Patent Grant
• 3477590

• References
• Source

• Patent Number

  3,477,590

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1969
  55 years ago

• CPC

  • B66C7/00 - Runways, tracks or trackways for trolleys or cranes
  • B66C9/14 - Trolley or crane travel drives
  • B66C2700/018 - Construction details related to the trolley movement
  • B66C2700/0385 - Cranes with trolleys movable along adjustable or slewable arms

• US Classifications

  • 212 - Traversing hoists