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Application filed by Frantisek Ing Urbanec, Bartak Tomas, Pavel Ing VitoslavskyfiledCriticalFrantisek Ing Urbanec
Priority to CS92300ApriorityCriticalpatent/CZ278347B6/en
Publication of CS30092A3publicationCriticalpatent/CS30092A3/en
Publication of CZ278347B6publicationCriticalpatent/CZ278347B6/en