3397781

Information

• Patent Grant
• 3397781

• References
• Source

• Patent Number

  3,397,781

• Date Filed

  Not available

• Date Issued

  Tuesday, August 20, 1968
  56 years ago

• CPC

  • B07B1/42 - Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
  • B07B1/288 - Tumbling screens
  • B07B1/38 - oscillating in a circular arc in their own plane plansifters

• US Classifications

  • 209 - Classifying, separating, and assorting solids