1620217

Information

• Patent Grant
• 1620217

• References
• Source

• Patent Number

  1,620,217

• Date Filed

  Not available

• Date Issued

  Tuesday, March 8, 1927
  98 years ago

• CPC

  • B07B13/14 - Details or accessories

• US Classifications

  • 198 - Conveyors: power-driven
  • 209 - Classifying, separating, and assorting solids