3689824

Information

• Patent Grant
• 3689824

• References
• Source

• Patent Number

  3,689,824

• Date Filed

  Not available

• Date Issued

  Tuesday, September 5, 1972
  52 years ago

• CPC

  • G01R19/03 - using thermoconverters
  • G01R1/28 - Provision in measuring instruments for reference values

• US Classifications

  • 322 - Electricity: single generator systems
  • 324 - Electricity: measuring and testing
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems