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Application filed by Landa Vaclav, Lubomir Rndr SvatekfiledCriticalLanda Vaclav
Priority to CS827962ApriorityCriticalpatent/CS230911B1/en
Publication of CS796282A1publicationCriticalpatent/CS796282A1/en
Publication of CS230911B1publicationCriticalpatent/CS230911B1/en