1639933

Information

• Patent Grant
• 1639933

• References
• Source

• Patent Number

  1,639,933

• Date Filed

  Not available

• Date Issued

  Tuesday, August 23, 1927
  97 years ago

• CPC

  • B01D33/01 - with translationally moving filtering elements
  • B01D33/015 - with flat filtering elements

• US Classifications

  • 210 - Liquid purification or separation