3041438

Information

• Patent Grant
• 3041438

• References
• Source

• Patent Number

  3,041,438

• Date Filed

  Not available

• Date Issued

  Tuesday, June 26, 1962
  62 years ago

• CPC

  • F24H9/2078 - storage heaters
  • G05D23/1923 - using thermal energy, the cost of which varies in function of time
  • G05D23/275 - with sensing element expanding, contracting, or fusing in response to changes of temperature

• US Classifications

  • 219 - Electric heating
  • 236 - Automatic temperature and humidity regulation
  • 392 - Electric resistance heating devices