Legal status (The legal status 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 status listed.)
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.)
Publication date
Priority claimed from DE19681685173external-prioritypatent/DE1685173A1/de
Application grantedgrantedCritical
Publication of FR96181EpublicationCriticalpatent/FR96181E/fr