3489350

Information

• Patent Grant
• 3489350

• References
• Source

• Patent Number

  3,489,350

• Date Filed

  Not available

• Date Issued

  Tuesday, January 13, 1970
  55 years ago

• CPC

  • F23N5/025 - using electrical or electromechanical means
  • F23N5/067 - using mechanical means
  • F23N2035/20 - Membrane valves
  • F23N2035/24 - Valve details

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 251 - Valves and valve actuation