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Application filed by Wolfgang TrommlerfiledCriticalWolfgang Trommler
Priority to DD19044975ApriorityCriticalpatent/DD123799B1/de
Priority to CS723676Aprioritypatent/CS216787B1/cs
Priority to SU762421656Aprioritypatent/SU698816A1/ru
Priority to DD19609176Aprioritypatent/DD129542B2/de
Publication of DD123799A1publicationCriticalpatent/DD123799A1/xx
Publication of DD123799B1publicationCriticalpatent/DD123799B1/de