2085756

Information

• Patent Grant
• 2085756

• References
• Source

• Patent Number

  2,085,756

• Date Filed

  Not available

• Date Issued

  Tuesday, July 6, 1937
  87 years ago

• CPC

  • E21C25/54 - Slitting by unguided cutter cables or cutter chains, or by unguided tools drawn along the working face by cables or the like
  • B27B33/144 - having cutting inserts or exchangeable cutting teeth
  • B27B33/145 - having plural teeth on a single link
  • B28D1/088 - Sawing in situ
  • B28D1/125 - with exchangeable cutter bits or cutter segments

• US Classifications

  • 299 - Mining or in situ disintegration of hard material
  • 125 - Stone working