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ROUBAUD PIERRE
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ROUBAUD PIERRE
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Application filed by ROUBAUD PIERREfiledCriticalROUBAUD PIERRE
Priority to FR7203660ApriorityCriticalpatent/FR2171524A5/fr
Application grantedgrantedCritical
Publication of FR2171524A5publicationCriticalpatent/FR2171524A5/fr
F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering