3244240

Information

• Patent Grant
• 3244240

• References
• Source

• Patent Number

  3,244,240

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1966
  58 years ago

• CPC

  • E21D9/122 - Working or loading platforms
  • E21D9/106 - with percussive tools

• US Classifications

  • 173 - Tool driving or impacting
  • 175 - Boring or penetrating the earth