1876137

Information

• Patent Grant
• 1876137

• References
• Source

• Patent Number

  1,876,137

• Date Filed

  Not available

• Date Issued

  Tuesday, September 6, 1932
  92 years ago

• CPC

  • A01D17/02 - with conveyors arranged above the sieving device

• US Classifications

  • 171 - Unearthing plants or buried objects