3848799

Information

• Patent Grant
• 3848799

• References
• Source

• Patent Number

  3,848,799

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1974
  50 years ago

• CPC

  • F24F13/072 - of elongated shape
  • F24F13/06 - Outlets for directing or distributing air into rooms or spaces
  • F24F13/068 - formed as perforated walls, ceilings or floors
  • F24F13/16 - built up of parallelly-movable plates
  • E04B2009/026 - the supporting ceiling grid acting as air diffusers

• US Classifications

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