3852147

Information

• Patent Grant
• 3852147

• References
• Source

• Patent Number

  3,852,147

• Date Filed

  Not available

• Date Issued

  Tuesday, December 3, 1974
  50 years ago

• CPC

  • F28D21/0007 - Water heaters
  • F24H9/2007 - for water heaters
  • G05D23/1386 - for steam and liquid

• US Classifications

  • 165 - Heat exchange