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Application filed by Piotrowicka Fabryka Maszyn FamfiledCriticalPiotrowicka Fabryka Maszyn Fam
Priority to PL21059278ApriorityCriticalpatent/PL117704B1/pl
Publication of PL210592A1publicationCriticalpatent/PL210592A1/pl
Publication of PL117704B1publicationCriticalpatent/PL117704B1/pl