1409542

Information

• Patent Grant
• 1409542

• References
• Source

• Patent Number

  1,409,542

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1922
  103 years ago

• CPC

  • B01F7/1685 - the baffles being adjustable or movable

• US Classifications

  • 366 - Agitating