3301251

Information

• Patent Grant
• 3301251

• References
• Source

• Patent Number

  3,301,251

• Date Filed

  Not available

• Date Issued

  Tuesday, January 31, 1967
  57 years ago

• CPC

  • F24H7/0416 - the transfer fluid being air

• US Classifications

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