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Application filed by Jozef Ing Csc Pinter, Dagmar Ing Kondrkova, Otto Ing LevrincfiledCriticalJozef Ing Csc Pinter
Priority to CS85643ApriorityCriticalpatent/CS244593B1/cs
Publication of CS64385A1publicationCriticalpatent/CS64385A1/cs
Publication of CS244593B1publicationCriticalpatent/CS244593B1/cs