2773488

Information

• Patent Grant
• 2773488

• References
• Source

• Patent Number

  2,773,488

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1956
  68 years ago

• CPC

  • F24H1/282 - with flue gas passages built-up by coaxial water mantles

• US Classifications

  • 122 - Liquid heaters and vaporizers
  • 236 - Automatic temperature and humidity regulation