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Priority to JP3121687UpriorityCriticalpatent/JPS63139540U/ja
Publication of JPS63139540UpublicationCriticalpatent/JPS63139540U/ja
Calorimetre repartiteur pour la mesure et la rentabilisation de la chaleur utilisee et la repartition des depenses de chauffage individuel dans un ensemble en copropriete