3605904

Information

• Patent Grant
• 3605904

• References
• Source

• Patent Number

  3,605,904

• Date Filed

  Not available

• Date Issued

  Monday, September 20, 1971
  53 years ago

• CPC

  • A01B3/464 - Alternating ploughs with frame rotating about a horizontal axis

• US Classifications

  • 172 - Earth working