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 DE19752540190external-prioritypatent/DE2540190C2/de
Application filed by Opti Patent Forschung FabfiledCriticalOpti Patent Forschung Fab
Publication of TR19575ApublicationCriticalpatent/TR19575A/xx