AT207BAT207DAAT207BAT 207 BAT207 BAT 207BAT 207D AAT207D AAT 207DAAT 207 BAT207 BAT 207B
Authority
AT
Austria
Application number
Inventor
Friedrich Krupp
Original Assignee
Friedrich Krupp
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Publication date
Application filed by Friedrich KruppfiledCriticalFriedrich Krupp
Application grantedgrantedCritical
Publication of AT207BpublicationCriticalpatent/AT207B/de