1127395

Information

• Patent Grant
• 1127395

• References
• Source

• Patent Number

  1,127,395

• Date Filed

  Not available

• Date Issued

  Tuesday, February 9, 1915
  109 years ago

• CPC

  • E21C27/122 - with breaking-down members having a striking action

• US Classifications

  • 299 - Mining or in situ disintegration of hard material
  • 091 - Motors: expansible chamber type
  • 173 - Tool driving or impacting
  • 198 - Conveyors: power-driven