AT274BAT274DAAT274BAT 274 BAT274 BAT 274BAT 274D AAT274D AAT 274DAAT 274 BAT274 BAT 274B
Authority
AT
Austria
Application number
Inventor
Emil Fischer
Original Assignee
Emil Fischer
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 AT274BpublicationCriticalpatent/AT274B/de