3838813

Information

• Patent Grant
• 3838813

• References
• Source

• Patent Number

  3,838,813

• Date Filed

  Not available

• Date Issued

  Tuesday, October 1, 1974
  50 years ago

• CPC

  • F24D10/006 - Direct domestic delivery stations
  • F24D3/08 - in combination with systems for domestic hot-water supply
  • Y02E20/14 - Combined heat and power generation [CHP]

• US Classifications

  • 237 - Heating systems
  • 392 - Electric resistance heating devices