AT411BAT411DAAT411BAT 411 BAT411 BAT 411BAT 411D AAT411D AAT 411DAAT 411 BAT411 BAT 411B
Authority
AT
Austria
Application number
Inventor
Emil Heinrich Conrad Oehlmann
Original Assignee
Emil Heinrich Conrad Oehlmann
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 AT411BpublicationCriticalpatent/AT411B/de