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Application filed by Evzen Ing Stejskal, Jiri Ing Koziorek, Josef Ing Marcol, Zdfenek Rndr Mikulec, Jiri Ing Somerlik, Vaclav Snaur, Karel PechfiledCriticalEvzen Ing Stejskal
Priority to CS8294ApriorityCriticalpatent/CS243705B1/en
Publication of CS9482A1publicationCriticalpatent/CS9482A1/en
Publication of CS243705B1publicationCriticalpatent/CS243705B1/en