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Application filed by Frantisek Ing Janicek, Alois Ing Uhlir, Zdenka Arch Manakova, Milan Ing Peterka, Safek Miroslav, Ludmila SafkovafiledCriticalFrantisek Ing Janicek
Priority to CS831962ApriorityCriticalpatent/CS231857B1/cs
Publication of CS196283A1publicationCriticalpatent/CS196283A1/cs
Publication of CS231857B1publicationCriticalpatent/CS231857B1/cs