Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
August 18, 2009
Patent Application Number
11132212
Date Filed
May 19, 2005
Patent Primary Examiner
Patent abstract
Ventilating system including a case in communication with a room, an air supply passage in the case for drawing outdoor air into the room, an air discharge passage in the case for discharging room air to an outside of the room, and a fan both in the air supply flow passage and the air discharge flow passage in the case, thereby providing a compact, low noise, and low cost ventilating system.
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