3283831

Information

• Patent Grant
• 3283831

• References
• Source

• Patent Number

  3,283,831

• Date Filed

  Not available

• Date Issued

  Tuesday, November 8, 1966
  58 years ago

• CPC

  • E21D9/106 - with percussive tools
  • B66F11/046 - of the telescoping type
  • E21D9/122 - Working or loading platforms

• US Classifications

  • 173 - Tool driving or impacting
  • 175 - Boring or penetrating the earth
  • 182 - Fire escape, ladder, or scaffold
  • 414 - Material or article handling