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Application filed by Anton Ing Jandusik, Jozef Ing MiksovskyfiledCriticalAnton Ing Jandusik
Priority to CS838957ApriorityCriticalpatent/CS238897B1/en
Publication of CS895783A1publicationCriticalpatent/CS895783A1/en
Publication of CS238897B1publicationCriticalpatent/CS238897B1/en