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Application filed by Kapolka Jozef, Kavka Jaroslav, Mach AntoninfiledCriticalKapolka Jozef
Priority to CS845825ApriorityCriticalpatent/CS256552B1/en
Publication of CS582584A1publicationCriticalpatent/CS582584A1/en
Publication of CS256552B1publicationCriticalpatent/CS256552B1/en