2161679

Information

• Patent Grant
• 2161679

• References
• Source

• Patent Number

  2,161,679

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1939
  85 years ago

• CPC

  • G05D23/1852 - with sensing element expanding and contracting in response to change of temperature
  • Y10S236/06 - Clamp on
  • Y10T137/7804 - Main flow through isolated reactor chamber

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 092 - Expansible chamber devices
  • 137 - Fluid handling
  • 200 - Electricity: circuit makers and breakers
  • 210 - Liquid purification or separation