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Publication date
Application filed by Eduard LoehnertfiledCriticalEduard Loehnert
Application grantedgrantedCritical
Publication of AT88410BpublicationCriticalpatent/AT88410B/de
AT88410D1916-06-081916-06-08Vorrichtung zur Ersichtlichmachung der auf die Zeit bezogenen Umlaufsverhältnisse einer Welle auf Zifferblattscheiben.
AT88410B
(de)