3069022

Information

• Patent Grant
• 3069022

• References
• Source

• Patent Number

  3,069,022

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1962
  62 years ago

• CPC

  • C10B25/14 - Devices for lifting doors
  • Y10T74/20238 - Interlocked

• US Classifications

  • 212 - Traversing hoists
  • 074 - Machine element or mechanism