1843817

Information

• Patent Grant
• 1843817

• References
• Source

• Patent Number

  1,843,817

• Date Filed

  Not available

• Date Issued

  Tuesday, February 2, 1932
  93 years ago

• CPC

  • F28D1/024 - with an air driving element
  • F24D5/04 - with return of the air or the air-heater
  • F24D19/1084 - for air heating systems
  • Y10S165/129 - Valve regulates flow through housing enclosing heat exchanger

• US Classifications

  • 165 - Heat exchange
  • 236 - Automatic temperature and humidity regulation