2708447

Information

• Patent Grant
• 2708447

• References
• Source

• Patent Number

  2,708,447

• Date Filed

  Not available

• Date Issued

  Tuesday, May 17, 1955
  69 years ago

• CPC

  • B02C18/34 - with means for cleaning the perforated discs

• US Classifications

  • 134 - Cleaning and liquid contact with solids
  • 015 - Brushing, scrubbing, and general cleaning
  • 210 - Liquid purification or separation