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Priority to JP7731389UpriorityCriticalpatent/JPH0318401U/ja
Publication of JPH0318401UpublicationCriticalpatent/JPH0318401U/ja
Procede de recuperation de la chaleur perdue des bruleurs de cuisinieres domestiques a gaz, pour rechauffage de l'air comburant du bruleur a l'aide d'un echangeur de chaleur a ailettes double face