AT472BAT472DAAT472BAT 472 BAT472 BAT 472BAT 472D AAT472D AAT 472DAAT 472 BAT472 BAT 472B
Authority
AT
Austria
Application number
Inventor
Heinrich Lapp
Original Assignee
Heinrich Lapp
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.)
Filing date
Publication date
Application filed by Heinrich LappfiledCriticalHeinrich Lapp
Application grantedgrantedCritical
Publication of AT472BpublicationCriticalpatent/AT472B/de