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 Paul BlaniefiledCriticalPaul Blanie
Priority claimed from EP19900402845external-prioritypatent/EP0480113B1/de
Application grantedgrantedCritical
Publication of ATE127239T1publicationCriticalpatent/ATE127239T1/de