1810389

Information

• Patent Grant
• 1810389

• References
• Source

• Patent Number

  1,810,389

• Date Filed

  Not available

• Date Issued

  Tuesday, June 16, 1931
  93 years ago

• CPC

  • A01D25/042 - with driven tools

• US Classifications

  • 171 - Unearthing plants or buried objects
  • 056 - Harvesters
  • 172 - Earth working
  • 198 - Conveyors: power-driven