1864940

Information

• Patent Grant
• 1864940

• References
• Source

• Patent Number

  1,864,940

• Date Filed

  Not available

• Date Issued

  Tuesday, June 28, 1932
  92 years ago

• CPC

  • B07B1/346 - with electromagnets

• US Classifications

  • 209 - Classifying, separating, and assorting solids