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Application filed by Pan Instytut Podstaw InzynierifiledCriticalPan Instytut Podstaw Inzynieri
Priority to PL19938877ApriorityCriticalpatent/PL113509B1/pl
Publication of PL199388A1publicationCriticalpatent/PL199388A1/pl
Publication of PL113509B1publicationCriticalpatent/PL113509B1/pl
PL19938877A1977-07-051977-07-05Apparatus for extracting and taking away dusts and gases from a station for shaking out castings by means of shake-out grids
PL113509B1
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