2095428

Information

• Patent Grant
• 2095428

• References
• Source

• Patent Number

  2,095,428

• Date Filed

  Not available

• Date Issued

  Tuesday, October 12, 1937
  87 years ago

• CPC

  • A01D17/22 - with several co-operating sifter bands

• US Classifications

  • 171 - Unearthing plants or buried objects
  • 172 - Earth working
  • 209 - Classifying, separating, and assorting solids