3604517

Information

• Patent Grant
• 3604517

• References
• Source

• Patent Number

  3,604,517

• Date Filed

  Not available

• Date Issued

  Tuesday, September 14, 1971
  53 years ago

• CPC

  • A01B3/40 - Alternating ploughs

• US Classifications

  • 172 - Earth working
  • 037 - Excavating