3650331

Information

• Patent Grant
• 3650331

• References
• Source

• Patent Number

  3,650,331

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1972
  52 years ago

• CPC

  • A01B63/1145 - for controlling weight transfer between implements and tractor wheels
  • A01B29/045 - the soil-pressing body being a drum
  • A01B59/04 - for machines pulled or pushed by a tractor
  • A01B59/042 - having pulling means arranged on the rear part of the tractor

• US Classifications

  • 172 - Earth working