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B61D27/00—Heating, cooling, ventilating, or air-conditioning
B61D27/0018—Air-conditioning means, i.e. combining at least two of the following ways of treating or supplying air, namely heating, cooling or ventilating
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FR752480D1932-03-181933-03-15Dispositif combiné pour la ventilation, le chauffage et la réfrigération des véhicules de chemin de fer et autres
ExpiredFR752480A
(fr)