2577237

Information

• Patent Grant
• 2577237

• References
• Source

• Patent Number

  2,577,237

• Date Filed

  Not available

• Date Issued

  Tuesday, December 4, 1951
  73 years ago

• CPC

  • E01C23/121 - with non-powered tools
  • A01B3/38 - without alternating possibility
  • A01B63/08 - operated by the movement of the tractor
  • B62D49/06 - adapted for multi-purpose use
  • B62D49/0621 - comprising traction increasing arrangements
  • Y10S180/90 - Argicultural-type tractors

• US Classifications

  • 172 - Earth working
  • 180 - Motor vehicles