AT260BAT260DAAT260BAT 260 BAT260 BAT 260BAT 260D AAT260D AAT 260DAAT 260 BAT260 BAT 260B
Authority
AT
Austria
Application number
Inventor
Franz Hugo Ullrich
Original Assignee
Franz Hugo Ullrich
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Publication date
Application filed by Franz Hugo UllrichfiledCriticalFranz Hugo Ullrich
Application grantedgrantedCritical
Publication of AT260BpublicationCriticalpatent/AT260B/de