1917751

Information

• Patent Grant
• 1917751

• References
• Source

• Patent Number

  1,917,751

• Date Filed

  Not available

• Date Issued

  Tuesday, July 11, 1933
  91 years ago

• CPC

  • F25B33/00 - Boilers Analysers Rectifiers
  • F25B2333/003 - the generator or boiler is heated by combustion gas
  • Y10S236/06 - Clamp on

• US Classifications

  • 062 - Refrigeration
  • 236 - Automatic temperature and humidity regulation