AT489BAT489DAAT489BAT 489 BAT489 BAT 489BAT 489D AAT489D AAT 489DAAT 489 BAT489 BAT 489B
Authority
AT
Austria
Application number
Inventor
Eduard V Oberleithner
Original Assignee
Eduard V Oberleithner
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 AT489BpublicationCriticalpatent/AT489B/de