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 Joachim Dr Fisch, Gerda Fisch, Kost Hans Richard, Manfred Prof Dr Riemann, Jorg SonnenmannfiledCriticalJoachim Dr Fisch
Priority to CS862368ApriorityCriticalpatent/CS236886A1/en
Publication of CS236886A1publicationCriticalpatent/CS236886A1/en