3696997

Information

• Patent Grant
• 3696997

• References
• Source

• Patent Number

  3,696,997

• Date Filed

  Not available

• Date Issued

  Tuesday, October 10, 1972
  52 years ago

• CPC

  • G05D23/024 - the sensing element being of the rod type, tube type, or of a similar type
  • G05D23/026 - the sensing element being placed outside a regulating fluid flow
  • Y10S261/38 - Needle valves

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 261 - Gas and liquid contact apparatus