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Application filed by Spousta Eduard, Bartaskova Pavla, Dagmar Elefantova, Josef Ing Csc Vanacek, Jaroslav Kuty, Pavel BalzankafiledCriticalSpousta Eduard
Priority to CS841004ApriorityCriticalpatent/CS238937B1/cs
Publication of CS100484A1publicationCriticalpatent/CS100484A1/cs
Publication of CS238937B1publicationCriticalpatent/CS238937B1/cs