1361709

Information

• Patent Grant
• 1361709

• References
• Source

• Patent Number

  1,361,709

• Date Filed

  Not available

• Date Issued

  Tuesday, December 7, 1920
  104 years ago

• CPC

  • F28F21/04 - of ceramic of concrete of natural stone
  • Y10S165/031 - Gradated flow area, heat capacity or conductivity

• US Classifications

  • 165 - Heat exchange