1268431

Information

• Patent Grant
• 1268431

• References
• Source

• Patent Number

  1,268,431

• Date Filed

  Not available

• Date Issued

  Tuesday, June 4, 1918
  106 years ago

• CPC

  • B01D29/0054 - arranged concentrically or coaxially

• US Classifications

  • 210 - Liquid purification or separation