393348

Information

• Patent Grant
• 393348

• References
• Source

• Patent Number

  393,348

• Date Filed

  Not available

• Date Issued

  Tuesday, November 27, 1888
  136 years ago

• CPC

  • B03C1/06 - with magnets moving during operation

• US Classifications

  • 209 - Classifying, separating, and assorting solids