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 Gema A G Appbau Und StanzereifiledCriticalGema A G Appbau Und Stanzerei
Application grantedgrantedCritical
Publication of DK86684CpublicationCriticalpatent/DK86684C/da