3391866

Information

• Patent Grant
• 3391866

• References
• Source

• Patent Number

  3,391,866

• Date Filed

  Not available

• Date Issued

  Tuesday, July 9, 1968
  57 years ago

• CPC

  • F23N5/187 - using electrical or electromechanical means
  • F23N2025/06 - for determining flow
  • F23N2033/08 - with variable speed
  • F23N2035/06 - at the air intake

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 431 - Combustion