1982053

Information

• Patent Grant
• 1982053

• References
• Source

• Patent Number

  1,982,053

• Date Filed

  Not available

• Date Issued

  Tuesday, November 27, 1934
  90 years ago

• CPC

  • G05B11/60 - hydraulic only
  • G05D23/1906 - using an analogue comparing device
  • G05D23/22 - the sensing element being a thermocouple

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 346 - Recorders
  • 374 - Thermal measuring and testing