AT646BAT646DAAT646BAT 646 BAT646 BAT 646BAT 646D AAT646D AAT 646DAAT 646 BAT646 BAT 646B
Authority
AT
Austria
Application number
Inventor
Heinrich Bumb
Original Assignee
Heinrich Bumb
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Publication date
Application filed by Heinrich BumbfiledCriticalHeinrich Bumb
Application grantedgrantedCritical
Publication of AT646BpublicationCriticalpatent/AT646B/de