407601

Information

• Patent Grant
• 407601

• References
• Source

• Patent Number

  407,601

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1889
  136 years ago

• CPC

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

• US Classifications

  • 209 - Classifying, separating, and assorting solids