AT780BAT780DAAT780BAT 780 BAT780 BAT 780BAT 780D AAT780D AAT 780DAAT 780 BAT780 BAT 780B
Authority
AT
Austria
Application number
Original Assignee
Felten & Guilleaume Ag Oester
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 AT780BpublicationCriticalpatent/AT780B/de