3668521

Information

• Patent Grant
• 3668521

• References
• Source

• Patent Number

  3,668,521

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1972
  52 years ago

• CPC

  • G01R5/22 - Thermoelectric instruments
  • G01J5/12 - using thermoelectric elements
  • G01K7/12 - Arrangements with respect to the cold junction
  • G01K13/00 - Adaptations of thermometers for specific purposes
  • G01R21/00 - Arrangements for measuring electric power or power factor

• US Classifications

  • 324 - Electricity: measuring and testing
  • 374 - Thermal measuring and testing