3447746

Information

• Patent Grant
• 3447746

• References
• Source

• Patent Number

  3,447,746

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1969
  55 years ago

• CPC

  • F23N5/027 - using mechanical means
  • F23N1/087 - using mechanical means
  • F24H9/2035 - for heaters using fluid combustibles
  • F23N5/04 - using bimetallic elements
  • F23N5/10 - using thermocouples
  • F23N2027/22 - Pilot burners
  • F23N2041/04 - Heating water

• US Classifications

  • 236 - Automatic temperature and humidity regulation