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Application filed by Simek Pavel, Augustym Ing Ohyla, Antonin Dvorak, Josef Cermak, Miroslav Cerny, Parizek Bedrich, Jan Ing Kafka, Karel Pavlu, Mikulas Ing HolasfiledCriticalSimek Pavel
Priority to CS853403ApriorityCriticalpatent/CS254362B1/en
Publication of CS340385A1publicationCriticalpatent/CS340385A1/en
Publication of CS254362B1publicationCriticalpatent/CS254362B1/en