AT290BAT290DAAT290BAT 290 BAT290 BAT 290BAT 290D AAT290D AAT 290DAAT 290 BAT290 BAT 290B
Authority
AT
Austria
Application number
Original Assignee
Ig Zacharias & Soehne
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 AT290BpublicationCriticalpatent/AT290B/de