AT291BAT291DAAT291BAT 291 BAT291 BAT 291BAT 291D AAT291D AAT 291DAAT 291 BAT291 BAT 291B
Authority
AT
Austria
Application number
Original Assignee
Carl David Und Sohn
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
Application grantedgrantedCritical
Publication of AT291BpublicationCriticalpatent/AT291B/de