2523871

Information

• Patent Grant
• 2523871

• References
• Source

• Patent Number

  2,523,871

• Date Filed

  Not available

• Date Issued

  Tuesday, September 26, 1950
  74 years ago

• CPC

  • E21F13/06 - Transport of mined material at or adjacent to the working face
  • E21C29/08 - Anchoring arrangements

• US Classifications

  • 254 - Implements or apparatus for applying pushing or pulling force
  • 188 - Brakes
  • 299 - Mining or in situ disintegration of hard material
  • 405 - Hydraulic and earth engineering