3131314

Information

• Patent Grant
• 3131314

• References
• Source

• Patent Number

  3,131,314

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1964
  60 years ago

• CPC

  • H02H5/046 - using a thermocouple
  • G01K7/01 - using semiconducting elements having PN junctions
  • G05D23/1919 - characterised by the type of controller
  • G05D23/22 - the sensing element being a thermocouple

• US Classifications

  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 060 - Power plants
  • 361 - Electricity: electrical systems and devices
  • 374 - Thermal measuring and testing