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 DE19681708166external-prioritypatent/DE1708166B1/de
Application filed by Fritzmeier Kg GeorgfiledCriticalFritzmeier Kg Georg
Application grantedgrantedCritical
Publication of AT294600BpublicationCriticalpatent/AT294600B/de