1677447

Information

• Patent Grant
• 1677447

• References
• Source

• Patent Number

  1,677,447

• Date Filed

  Not available

• Date Issued

  Tuesday, July 17, 1928
  96 years ago

• CPC

  • F23D11/20 - the water vapour being superheated

• US Classifications

  • 431 - Combustion
  • 361 - Electricity: electrical systems and devices