1897254

Information

• Patent Grant
• 1897254

• References
• Source

• Patent Number

  1,897,254

• Date Filed

  Not available

• Date Issued

  Tuesday, February 14, 1933
  92 years ago

• CPC

  • A01F17/04 - Pneumatic conveyors

• US Classifications

  • 055 - Gas separation
  • 193 - Conveyors, chutes, skids, guides, and ways