3504848

Information

• Patent Grant
• 3504848

• References
• Source

• Patent Number

  3,504,848

• Date Filed

  Not available

• Date Issued

  Tuesday, April 7, 1970
  54 years ago

• CPC

  • F24H9/2071 - for heaters using electrical energy supply
  • H01H19/50 - the operating part having four operative positions

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 165 - Heat exchange