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Application filed by Setinek Karel, Zdenek Ing Prokop, Jerabek Karel, Josef Srejber, Vaclav St Musil, Stanislav Ing Jirasek, Oldrich Ing Jerabek, Jaroslav Tesarik, Antonin Dostal, Svajgl Oldrich, Prazak VaclavfiledCriticalSetinek Karel
Priority to CS864228ApriorityCriticalpatent/CS261026B1/en
Publication of CS422886A1publicationCriticalpatent/CS422886A1/en
Publication of CS261026B1publicationCriticalpatent/CS261026B1/en