2244631

Information

• Patent Grant
• 2244631

• References
• Source

• Patent Number

  2,244,631

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1941
  83 years ago

• CPC

  • F24D19/1066 - for the combination of central heating and domestic hot water
  • F24D19/1075 - the system uses solar energy

• US Classifications

  • 236 - Automatic temperature and humidity regulation