CS184993B1 - Device for heating and ventilating the conveyances for the mass transport of persons particularly the railroad motor carriages
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Device for heating and ventilating the conveyances for the mass transport of persons particularly the railroad motor carriages
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Application filed by Petr Heller, Valdemar HablafiledCriticalPetr Heller
Priority to CS806975ApriorityCriticalpatent/CS184993B1/cs
Publication of CS184993B1publicationCriticalpatent/CS184993B1/cs
CS806975A1975-11-281975-11-28Device for heating and ventilating the conveyances for the mass transport of persons particularly the railroad motor carriages
CS184993B1
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