1534463

Information

• Patent Grant
• 1534463

• References
• Source

• Patent Number

  1,534,463

• Date Filed

  Not available

• Date Issued

  Tuesday, April 21, 1925
  99 years ago

• CPC

  • E21C25/56 - Slitting by cutter cables or cutter chains or by tools drawn along the working face by cables or the like, in each case guided parallel to the face

• US Classifications

  • 299 - Mining or in situ disintegration of hard material
  • 254 - Implements or apparatus for applying pushing or pulling force