AT249BAT249DAAT249BAT 249 BAT249 BAT 249BAT 249D AAT249D AAT 249DAAT 249 BAT249 BAT 249B
Authority
AT
Austria
Application number
Inventor
Albert Metz
Original Assignee
Albert Metz
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 to AT965DpriorityCriticalpatent/AT965B/de
Priority to AT4157Dprioritypatent/AT4157B/de
Application grantedgrantedCritical
Publication of AT249BpublicationCriticalpatent/AT249B/de