1861812

Information

• Patent Grant
• 1861812

• References
• Source

• Patent Number

  1,861,812

• Date Filed

  Not available

• Date Issued

  Tuesday, June 7, 1932
  92 years ago

• CPC

  • F28D1/024 - with an air driving element
  • Y10S165/313 - Deflector with curved surface

• US Classifications

  • 165 - Heat exchange
  • 126 - Stoves and furnaces
  • 236 - Automatic temperature and humidity regulation