1942559

Information

• Patent Grant
• 1942559

• References
• Source

• Patent Number

  1,942,559

• Date Filed

  Not available

• Date Issued

  Tuesday, January 9, 1934
  91 years ago

• CPC

  • F24H3/004 - with a closed circuit for a heat transfer liquid
  • Y10S165/328 - Air draft passage confined entirely or in part by fin structure

• US Classifications

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