Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Peter UhlmannfiledCriticalPeter Uhlmann
Priority to DD19271176ApriorityCriticalpatent/DD127776A1/de
Publication of DD127776A1publicationCriticalpatent/DD127776A1/de