3670960

Information

• Patent Grant
• 3670960

• References
• Source

• Patent Number

  3,670,960

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1972
  52 years ago

• CPC

  • G05D23/303 - using a sensing element having a resistance varying with temperature

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 219 - Electric heating
  • 431 - Combustion