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 DE19722245606external-prioritypatent/DE2245606B1/de
Priority claimed from DE19732316288external-prioritypatent/DE2316288A1/de
Application filedfiledCritical
Publication of NL7312662ApublicationCriticalpatent/NL7312662A/xx
