3439151

Information

• Patent Grant
• 3439151

• References
• Source

• Patent Number

  3,439,151

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1969
  57 years ago

• CPC

  • H05B3/50 - heating conductor arranged in metal tubes, the radiating surface having heat-conducting fins
  • F24H7/002 - with electrical energy supply
  • F24H7/0433 - the transfer medium being a liquid

• US Classifications

  • 219 - Electric heating
  • 126 - Stoves and furnaces
  • 165 - Heat exchange
  • 392 - Electric resistance heating devices