2277817

Information

• Patent Grant
• 2277817

• References
• Source

• Patent Number

  2,277,817

• Date Filed

  Not available

• Date Issued

  Tuesday, March 31, 1942
  83 years ago

• CPC

  • B03B5/50 - Rake classifiers

• US Classifications

  • 209 - Classifying, separating, and assorting solids