1833812

Information

• Patent Grant
• 1833812

• References
• Source

• Patent Number

  1,833,812

• Date Filed

  Not available

• Date Issued

  Tuesday, November 24, 1931
  93 years ago

• CPC

  • B03B5/64 - of the free settling type

• US Classifications

  • 209 - Classifying, separating, and assorting solids