2505565

Information

• Patent Grant
• 2505565

• References
• Source

• Patent Number

  2,505,565

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1950
  75 years ago

• CPC

  • G05D23/2036 - the sensing element being a dielectric of a capacitor

• US Classifications

  • 219 - Electric heating
  • 236 - Automatic temperature and humidity regulation
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 392 - Electric resistance heating devices