1877857

Information

• Patent Grant
• 1877857

• References
• Source

• Patent Number

  1,877,857

• Date Filed

  Not available

• Date Issued

  Tuesday, September 20, 1932
  92 years ago

• CPC

  • F25B33/00 - Boilers Analysers Rectifiers
  • F25B2333/002 - the generator or boiler is heated electrically

• US Classifications

  • 062 - Refrigeration