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Application filed by Jares Vaclav, Kolinsky Jiri, Krchnak Viktor, Milan Csc Krojidlo, Lepsa Ludek, Frantisek Strnad, Petr Csc SimekfiledCriticalJares Vaclav
Priority to CS883219ApriorityCriticalpatent/CS266630B1/en
Publication of CS321988A1publicationCriticalpatent/CS321988A1/en
Publication of CS266630B1publicationCriticalpatent/CS266630B1/en