3016893

Information

• Patent Grant
• 3016893

• References
• Source

• Patent Number

  3,016,893

• Date Filed

  Not available

• Date Issued

  Tuesday, January 16, 1962
  63 years ago

• CPC

  • F28D7/10 - the conduits being arranged one within the other
  • Y10S116/22 - Heated air

• US Classifications

  • 126 - Stoves and furnaces
  • 116 - Signals and indicators
  • 165 - Heat exchange