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Application filed by Emil MertzfiledCriticalEmil Mertz
Publication of CH53383ApublicationCriticalpatent/CH53383A/de
CH53383A1910-07-231910-07-23Verfahren zum Ventilieren, Heizen oder Kühlen von Räumen und zum Befeuchten der in denselben enthaltenen Luft
CH53383A
(de)
Un dispositivo locomóvil para purificar el aire de polvo, humo, gérmenes y similares, y calentarlo, humedecerlo y enfriarlo al mismo tiempo en múltiple formas.