3805897

Information

• Patent Grant
• 3805897

• References
• Source

• Patent Number

  3,805,897

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1974
  50 years ago

• CPC

  • E02F5/323 - Percussion-type rippers
  • Y10S37/904 - Vibration means for excavating tool

• US Classifications

  • 173 - Tool driving or impacting
  • 037 - Excavating
  • 172 - Earth working
  • 299 - Mining or in situ disintegration of hard material