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Application filed by Akademicka Spoldzielnia PracyfiledCriticalAkademicka Spoldzielnia Pracy
Priority to PL24723884ApriorityCriticalpatent/PL145289B1/en
Publication of PL247238A1publicationCriticalpatent/PL247238A1/en
Publication of PL145289B1publicationCriticalpatent/PL145289B1/en