3310124

Information

• Patent Grant
• 3310124

• References
• Source

• Patent Number

  3,310,124

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1967
  57 years ago

• CPC

  • E21D1/06 - with shaft-boring cutters

• US Classifications

  • 175 - Boring or penetrating the earth
  • 037 - Excavating
  • 405 - Hydraulic and earth engineering