3820663

Information

• Patent Grant
• 3820663

• References
• Source

• Patent Number

  3,820,663

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  50 years ago

• CPC

  • B66C21/00 - Cable cranes
  • B66C1/36 - with means
  • B66D1/14 - Power transmissions between power sources and drums or barrels
  • B66C2700/011 - Cable cranes
  • B66D2700/0158 - Hydraulically controlled couplings or gearings

• US Classifications

  • 212 - Traversing hoists