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Application filed by Mandik Lumir, Josef Rndr Csc Seidl, Marie Ing Dlaskova, Lebduska Jan, Matejicek Alois, Zdenek Ing Csc Barta, Suran Pavol, Piskla StefanfiledCriticalMandik Lumir
Priority to CS864446ApriorityCriticalpatent/CS266705B1/en
Publication of CS444686A1publicationCriticalpatent/CS444686A1/en
Publication of CS266705B1publicationCriticalpatent/CS266705B1/en