3646814

Information

• Patent Grant
• 3646814

• References
• Source

• Patent Number

  3,646,814

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1972
  53 years ago

• CPC

  • G01L9/18 - by making use of electrokinetic cells

• US Classifications

  • 073 - Measuring and testing