3581984

Information

• Patent Grant
• 3581984

• References
• Source

• Patent Number

  3,581,984

• Date Filed

  Not available

• Date Issued

  Tuesday, June 1, 1971
  53 years ago

• CPC

  • G05D23/27539 - using conductible expansible fluid
  • G05B11/011 - details of the correcting means

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 251 - Valves and valve actuation