2180681

Information

• Patent Grant
• 2180681

• References
• Source

• Patent Number

  2,180,681

• Date Filed

  Not available

• Date Issued

  Tuesday, November 21, 1939
  85 years ago

• CPC

  • B65G33/24 - Details
  • B65G45/005 - Cleaning conveyor screws

• US Classifications

  • 198 - Conveyors: power-driven