1421108

Information

• Patent Grant
• 1421108

• References
• Source

• Patent Number

  1,421,108

• Date Filed

  Not available

• Date Issued

  Tuesday, June 27, 1922
  102 years ago

• CPC

  • C13B25/02 - Details

• US Classifications

  • 159 - Concentrating evaporators
  • 210 - Liquid purification or separation