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 Siemens AgfiledCriticalSiemens Ag
Priority to DK473968ApriorityCriticalpatent/DK136685B/da
Priority to DE19691949608prioritypatent/DE1949608C3/de
Publication of DK136685BpublicationCriticalpatent/DK136685B/da
Application grantedgrantedCritical
Publication of DK136685CpublicationCriticalpatent/DK136685C/da