首页> 外国专利> A device used to produce the synchronization of the sound emitted by the playback of Gramophone records specifically manufactured for this purpose with the Films callsSound or spoken by synchronization.

A device used to produce the synchronization of the sound emitted by the playback of Gramophone records specifically manufactured for this purpose with the Films callsSound or spoken by synchronization.

机译:一种设备,用于使通过播放留声机记录而发出的声音与为此目的而专门制作的Films callSound或通过同步说出的声音同步。

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