3183981

Information

• Patent Grant
• 3183981

• References
• Source

• Patent Number

  3,183,981

• Date Filed

  Not available

• Date Issued

  Tuesday, May 18, 1965
  60 years ago

• CPC

  • A01B17/004 - Clod-crushers
  • A01B23/046 - Specially adapted for harrows with rotating tools

• US Classifications

  • 172 - Earth working