3369540

Information

• Patent Grant
• 3369540

• References
• Source

• Patent Number

  3,369,540

• Date Filed

  Not available

• Date Issued

  Tuesday, February 20, 1968
  56 years ago

• CPC

  • F24F5/0075 - Systems using thermal walls
  • F24F2005/0078 - Double windows
  • Y02B30/92 - with air flow into the conditioned premises or facilities
  • Y10S165/904 - Radiation

• US Classifications

  • 126 - Stoves and furnaces
  • 165 - Heat exchange
  • 359 - Optical: systems and elements