2185561

Information

• Patent Grant
• 2185561

• References
• Source

• Patent Number

  2,185,561

• Date Filed

  Not available

• Date Issued

  Tuesday, January 2, 1940
  85 years ago

• CPC

  • E21F13/02 - Transport of mined mineral in galleries
  • E21D15/002 - Auxiliary devices in which the prop type is not essential

• US Classifications

  • 294 - Handling: hand and hoist-line implements