393053

Information

• Patent Grant
• 393053

• References
• Source

• Patent Number

  393,053

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1888
  137 years ago

• CPC

  • A01D17/04 - with conveyors arranged below the sieving device

• US Classifications

  • 209 - Classifying, separating, and assorting solids