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Application filed by Lubomir Ing Mandik, Marie Ing Dlaskova, Josef Rndr Csc Seidl, Lebduska Jan, Drabek Jan, Teply Petr, Suran Pavol, Piskla StefanfiledCriticalLubomir Ing Mandik
Priority to CS86778ApriorityCriticalpatent/CS256493B1/en
Publication of CS77886A1publicationCriticalpatent/CS77886A1/en
Publication of CS256493B1publicationCriticalpatent/CS256493B1/en