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 Matini Horst, Mueller Gerd, Johannes ToepperfiledCriticalMatini Horst
Publication of CS232981A1publicationCriticalpatent/CS232981A1/cs
Publication of CS245709B1publicationCriticalpatent/CS245709B1/cs