2624129

Information

• Patent Grant
• 2624129

• References
• Source

• Patent Number

  2,624,129

• Date Filed

  Not available

• Date Issued

  Tuesday, January 6, 1953
  72 years ago

• CPC

  • E21B11/06 - with driven cutting chains or similarly driven tools

• US Classifications

  • 037 - Excavating
  • 175 - Boring or penetrating the earth
  • 299 - Mining or in situ disintegration of hard material
  • 414 - Material or article handling