3477503

Information

• Patent Grant
• 3477503

• References
• Source

• Patent Number

  3,477,503

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1969
  55 years ago

• CPC

  • F24D3/087 - Tap water heat exchangers specially adapted therefore
  • Y02B10/50 - Hydropower in dwellings

• US Classifications

  • 165 - Heat exchange
  • 122 - Liquid heaters and vaporizers
  • 237 - Heating systems