1873854

Information

• Patent Grant
• 1873854

• References
• Source

• Patent Number

  1,873,854

• Date Filed

  Not available

• Date Issued

  Tuesday, August 23, 1932
  92 years ago

• CPC

  • F24J2/244 - the tubular conduits are not fixed to heat absorbing plates and are not touching each other
  • Y02E10/44 - Heat exchange systems

• US Classifications

  • 126 - Stoves and furnaces