385071

Information

• Patent Grant
• 385071

• References
• Source

• Patent Number

  385,071

• Date Filed

  Not available

• Date Issued

  Tuesday, June 26, 1888
  136 years ago

• CPC

  • A01D17/18 - without a conveyor spiral

• US Classifications

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