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Application filed by Akad Ekonom Oskara LangegofiledCriticalAkad Ekonom Oskara Langego
Priority to PL24917284ApriorityCriticalpatent/PL137914B2/en
Publication of PL249172A2publicationCriticalpatent/PL249172A2/en
Publication of PL137914B2publicationCriticalpatent/PL137914B2/en