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 DE19863623204external-prioritypatent/DE3623204A1/de
Application filed by Bucher Guyer Ag MaschfiledCriticalBucher Guyer Ag Masch
Application grantedgrantedCritical
Publication of ATE75367T1publicationCriticalpatent/ATE75367T1/de