569758

Information

• Patent Grant
• 569758

• References
• Source

• Patent Number

  569,758

• Date Filed

  Not available

• Date Issued

  Tuesday, October 20, 1896
  128 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

• US Classifications

  • 299 - Mining or in situ disintegration of hard material