1585041

Information

• Patent Grant
• 1585041

• References
• Source

• Patent Number

  1,585,041

• Date Filed

  Not available

• Date Issued

  Tuesday, May 18, 1926
  98 years ago

• CPC

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

• US Classifications

  • 299 - Mining or in situ disintegration of hard material