Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Joseph Massolle, Hans Vogt, Joseph Dr EnglfiledCriticalJoseph Massolle
Application grantedgrantedCritical
Publication of AT91100BpublicationCriticalpatent/AT91100B/de
AT91100D1921-04-111921-04-11Vorrichtung zur synchronen Wiedergabe optisch akustischer Ereignisse, insbesondere für die Zwecke der Kinematographie.
AT91100B
(de)