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Application filed by Lubomir Prof Ing Csc Kalivoda, Jan Rndr Csc Cermak, Rudolf Rndr Ing Csc NovakfiledCriticalLubomir Prof Ing Csc Kalivoda
Priority to CS845864ApriorityCriticalpatent/CS245237B1/en
Publication of CS586484A1publicationCriticalpatent/CS586484A1/en
Publication of CS245237B1publicationCriticalpatent/CS245237B1/en