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Application filed by Cupka Pavol, Rybar Alfonz, Xenia Rndr Csc Svobodova, Mahrla Zdeno, Zlatinsky Emil, Marian Ing Simko, Nevydal Jozef, Kosalko Rudolf, Martvon AugustinfiledCriticalCupka Pavol
Priority to CS85526ApriorityCriticalpatent/CS243591B1/en
Publication of CS52685A1publicationCriticalpatent/CS52685A1/en
Publication of CS243591B1publicationCriticalpatent/CS243591B1/en