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Application filed by Volf Radko, Kolar Milan, Stastny Miloslav, Dolezal Bohuslav, Jiriedoc Ing Csc Karhan, Mostecky Jiri, Andel Michal, Josef Stejskal, Frantisek PopelafiledCriticalVolf Radko
Priority to CS873052ApriorityCriticalpatent/CS263524B1/en
Publication of CS305287A1publicationCriticalpatent/CS305287A1/en
Publication of CS263524B1publicationCriticalpatent/CS263524B1/en