AT157BAT157DAAT157BAT 157 BAT157 BAT 157BAT 157D AAT157D AAT 157DAAT 157 BAT157 BAT 157B
Authority
AT
Austria
Application number
Inventor
F J Mueller
Original Assignee
F J Mueller
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 AT157BpublicationCriticalpatent/AT157B/de