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Class Information
Number: 454/307
Name: Ventilation > Having inlet airway > Including specific air distributor (e.g., register, etc.) > Having air deflecting wall extending into room
Description: Subject matter wherein the air directing means comprises an air guiding panel or surface structure which projects into the ventilated space.

Patents under this class:

Patent Number Title Of Patent Date Issued
8460075 Cover for wall air conditioning vent Jun. 11, 2013
8342923 Cover for environmental control system vent Jan. 1, 2013
7794313 Air register cover assembly Sep. 14, 2010
7651390 Ceiling vent air diverter Jan. 26, 2010
7635298 Air deflector Dec. 22, 2009
7266964 Data center room cold aisle deflector Sep. 11, 2007
6929542 Air flow deflector Aug. 16, 2005
6241603 Ventilation filter mechanism Jun. 5, 2001
6183359 Self opening flexible protective covering for heat registers Feb. 6, 2001
6015341 Air flow diverter Jan. 18, 2000
5752877 Popup A/C outlet May. 19, 1998
5733191 Directional vent register Mar. 31, 1998
5697841 Air flow register Dec. 16, 1997
5569077 Directional vent register Oct. 29, 1996
5498203 Manually adjustable forced air-flow deflector Mar. 12, 1996
5468184 Air circulation system for enclosed structures Nov. 21, 1995
5292282 Air guard Mar. 8, 1994
5232403 Air register with extendable deflector Aug. 3, 1993
5230657 Air register cover construction Jul. 27, 1993
5176569 Blower terminal for a building ventilation system Jan. 5, 1993
4811656 Livestock building ventilator Mar. 14, 1989
4602556 Air deflector Jul. 29, 1986
4554868 Apparatus for compacting refuse with stabilizers Nov. 26, 1985
4457215 Duct air cover Jul. 3, 1984
4011801 Unitary air-diffusing wedge strip in air projection grille Mar. 15, 1977

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