2987257

Information

• Patent Grant
• 2987257

• References
• Source

• Patent Number

  2,987,257

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1961
  63 years ago

• CPC

  • G05D23/127 - to control a gaseous fluid circulation
  • Y10T137/87056 - With selective motion for plural valve actuator
  • Y10T137/87981 - Common actuator

• US Classifications

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