1438611

Information

• Patent Grant
• 1438611

• References
• Source

• Patent Number

  1,438,611

• Date Filed

  Not available

• Date Issued

  Tuesday, December 12, 1922
  102 years ago

• CPC

  • F28D1/024 - with an air driving element
  • Y10S165/121 - Serpentine heat exchange flow path

• US Classifications

  • 165 - Heat exchange
  • 055 - Gas separation
  • 126 - Stoves and furnaces