1246927

Information

• Patent Grant
• 1246927

• References
• Source

• Patent Number

  1,246,927

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1917
  107 years ago

• CPC

  • H05B1/0211 - using the expansion of an electric conductive liquid
  • G05D23/02 - with sensing element expanding and contracting in response to changes of temperature

• US Classifications

  • 219 - Electric heating
  • 236 - Automatic temperature and humidity regulation