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 DE19873713691external-prioritypatent/DE3713691A1/de
Priority claimed from DE8713110Uexternal-prioritypatent/DE8713110U1/de
Application filed by Oskar FleckfiledCriticalOskar Fleck
Priority claimed from EP88106264Aexternal-prioritypatent/EP0288020B1/de
Application grantedgrantedCritical
Publication of ATE65104T1publicationCriticalpatent/ATE65104T1/de