1694107

Information

• Patent Grant
• 1694107

• References
• Source

• Patent Number

  1,694,107

• Date Filed

  Not available

• Date Issued

  Tuesday, December 4, 1928
  96 years ago

• CPC

  • F24F3/14 - by humidification by dehumidification
  • Y10S200/40 - Moisture
  • Y10S261/34 - Automatic humidity regulation

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 073 - Measuring and testing
  • 200 - Electricity: circuit makers and breakers
  • 261 - Gas and liquid contact apparatus
  • 338 - Electrical resistors
  • 361 - Electricity: electrical systems and devices