3011273

Information

• Patent Grant
• 3011273

• References
• Source

• Patent Number

  3,011,273

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1961
  63 years ago

• CPC

  • E01H5/073 - by belt or chain conveyors

• US Classifications

  • 037 - Excavating
  • 198 - Conveyors: power-driven