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Application filed by Sevcik Frantisek, Sauman Zdenek, Zdenka Ing Novakova, Stepan Ing VanekfiledCriticalSevcik Frantisek
Priority to CS8710217ApriorityCriticalpatent/CS266871B1/en
Publication of CS1021787A1publicationCriticalpatent/CS1021787A1/en
Publication of CS266871B1publicationCriticalpatent/CS266871B1/en