1331007

Information

• Patent Grant
• 1331007

• References
• Source

• Patent Number

  1,331,007

• Date Filed

  Not available

• Date Issued

  Tuesday, February 17, 1920
  104 years ago

• CPC

  • A01F17/04 - Pneumatic conveyors

• US Classifications

  • 406 - Conveyors: fluid current