2196659

Information

• Patent Grant
• 2196659

• References
• Source

• Patent Number

  2,196,659

• Date Filed

  Not available

• Date Issued

  Tuesday, April 9, 1940
  84 years ago

• CPC

  • E21F15/06 - Filling-up mechanically
  • E21F13/02 - Transport of mined mineral in galleries

• US Classifications

  • 198 - Conveyors: power-driven