Carl Laemmle[?] of Paramount experiments with combining audio from phonographs with film. Laemmle's experiements lead to the German development of "Syncroscope." "Syncroscope" had several successful demonstrations, but was eventually abandoned.
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1 Phonology and writing system
1.1 Vowels (with approximate English equivalents)
1.2 Diphthongs (Combinations of Simple Vowels)
1.3 ...