AT715BAT715DAAT715BAT 715 BAT715 BAT 715BAT 715D AAT715D AAT 715DAAT 715 BAT715 BAT 715B
Authority
AT
Austria
Application number
Inventor
Ludwig Ruemelin
Heinrich Auer
Original Assignee
Ludwig Ruemelin
Heinrich Auer
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
Priority claimed from AT578Dexternal-prioritypatent/AT578B/de
Application grantedgrantedCritical
Publication of AT715BpublicationCriticalpatent/AT715B/de