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Application filed by Tommaso Nieddu, Bruno Mariani, Robert Blaser, Ferdinand BlaserfiledCriticalTommaso Nieddu
Application grantedgrantedCritical
Publication of AT171813BpublicationCriticalpatent/AT171813B/de
AT171813D1949-12-061950-06-06Vorrichtung zum seitlichen Verschieben der Triebkette von Wechselübersetzungen, insbesondere von Fahrrädern
AT171813B
(de)