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Publication date
Application filed by Franz TrinksfiledCriticalFranz Trinks
Application grantedgrantedCritical
Publication of AT63627BpublicationCriticalpatent/AT63627B/de
AT63627D1912-09-021912-11-25Rechenmaschine mit mehreren nebeneinanderliegenden Einstellwerken, die Antriebräder mit einstellbarer Zähnezahl besitzen.
AT63627B
(de)