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Application filed by Krakowskie Zaklady TeleelektrofiledCriticalKrakowskie Zaklady Teleelektro
Priority to PL23178681ApriorityCriticalpatent/PL132447B1/en
Publication of PL231786A1publicationCriticalpatent/PL231786A1/en
Publication of PL132447B1publicationCriticalpatent/PL132447B1/en