3304933

Information

• Patent Grant
• 3304933

• References
• Source

• Patent Number

  3,304,933

• Date Filed

  Not available

• Date Issued

  Tuesday, February 21, 1967
  57 years ago

• CPC

  • F24H1/41 - in serpentine form
  • E04H4/129 - Systems for heating the water content of swimming pools
  • F24H7/0466 - the transfer fluid being a liquid

• US Classifications

  • 126 - Stoves and furnaces
  • 004 - Baths, closets, sinks, and spittoons
  • 122 - Liquid heaters and vaporizers
  • 165 - Heat exchange
  • 392 - Electric resistance heating devices
  • 431 - Combustion