2974796

Information

• Patent Grant
• 2974796

• References
• Source

• Patent Number

  2,974,796

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1961
  63 years ago

• CPC

  • D21D5/023 - Stationary screen-drums

• US Classifications

  • 209 - Classifying, separating, and assorting solids