3770066

Information

• Patent Grant
• 3770066

• References
• Source

• Patent Number

  3,770,066

• Date Filed

  Not available

• Date Issued

  Tuesday, November 6, 1973
  51 years ago

• CPC

  • A01B39/20 - Tools Details

• US Classifications

  • 172 - Earth working
  • 037 - Excavating