2057649

Information

• Patent Grant
• 2057649

• References
• Source

• Patent Number

  2,057,649

• Date Filed

  Not available

• Date Issued

  Tuesday, October 13, 1936
  88 years ago

• CPC

  • A01B63/06 - operated mechanically by tractor motor

• US Classifications

  • 172 - Earth working
  • 074 - Machine element or mechanism