678858

Information

• Patent Grant
• 678858

• References
• Source

• Patent Number

  678,858

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1901
  123 years ago

• CPC

  • B01D25/1645 - the plates being placed in a non-vertical position

• US Classifications

  • 210 - Liquid purification or separation