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US20100048123 SYSTEM AND METHOD FOR ENERGY EFFICIENT AIR COOLING, EXCHANGE AND CIRCULATION  
An airflow management device is described that assists air cooling, exchange, and circulation of interior spaces by creating inward and outward airflow through a window opening. The device...
US20100267326 VENTILATION DEVICE FOR WINDOWS  
A ventilation device installed for windows, which is located at the inner side of a window and has multiple inner ventilating openings on its side. The upper frame of the ventilation device is...
Matches 1 - 2 out of 2