AT252BAT252DAAT252BAT 252 BAT252 BAT 252BAT 252D AAT252D AAT 252DAAT 252 BAT252 BAT 252B
Authority
AT
Austria
Application number
Inventor
Hugo Richard Heinicke
Original Assignee
Hugo Richard Heinicke
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Publication date
Application filed by Hugo Richard HeinickefiledCriticalHugo Richard Heinicke
Application grantedgrantedCritical
Publication of AT252BpublicationCriticalpatent/AT252B/de