3563317

Information

• Patent Grant
• 3563317

• References
• Source

• Patent Number

  3,563,317

• Date Filed

  Not available

• Date Issued

  Tuesday, February 16, 1971
  53 years ago

• CPC

  • A01B15/04 - Shares

• US Classifications

  • 172 - Earth working
  • 037 - Excavating