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
Priority claimed from CH1704/84Aexternal-prioritypatent/CH658857A5/de
Application filed by Lonza AgfiledCriticalLonza Ag
Priority to CS883566ApriorityCriticalpatent/CS266600B2/cs
Publication of CS356688A2publicationCriticalpatent/CS356688A2/cs
Publication of CS266600B2publicationCriticalpatent/CS266600B2/cs