1428475

Information

• Patent Grant
• 1428475

• References
• Source

• Patent Number

  1,428,475

• Date Filed

  Not available

• Date Issued

  Tuesday, September 5, 1922
  102 years ago

• CPC

  • A01J9/02 - with straining or filtering devices

• US Classifications

  • 210 - Liquid purification or separation
  • 220 - Receptacles