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Application filed by Vojtech Ing Cisko, Alexej Ing Faix, Milan DrusafiledCriticalVojtech Ing Cisko
Priority to CS843479ApriorityCriticalpatent/CS240460B1/cs
Publication of CS347984A1publicationCriticalpatent/CS347984A1/cs
Publication of CS240460B1publicationCriticalpatent/CS240460B1/cs