3389803

Information

• Patent Grant
• 3389803

• References
• Source

• Patent Number

  3,389,803

• Date Filed

  Not available

• Date Issued

  Tuesday, June 25, 1968
  56 years ago

• CPC

  • C02F1/002 - using small portable filters for producing potable water
  • A47G21/188 - with filters to remove impurities

• US Classifications

  • 210 - Liquid purification or separation