3720315

Information

• Patent Grant
• 3720315

• References
• Source

• Patent Number

  3,720,315

• Date Filed

  Not available

• Date Issued

  Tuesday, March 13, 1973
  51 years ago

• CPC

  • B04C5/24 - Multiple arrangement thereof
  • D21D5/18 - with the aid of centrifugal force

• US Classifications

  • 209 - Classifying, separating, and assorting solids