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 DE8809800Uexternal-prioritypatent/DE8809800U1/de
Priority claimed from DE19883826140external-prioritypatent/DE3826140A1/de
Application filed by Siemens AgfiledCriticalSiemens Ag
Priority claimed from EP89113290Aexternal-prioritypatent/EP0353547B1/de
Application grantedgrantedCritical
Publication of ATE81536T1publicationCriticalpatent/ATE81536T1/de