4. Optics: motion pictures
  5. With sound accompaniment
  6. Picture and sound synchronizing

Otto Freudenschuss

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Adjusting mechanism for optical objective with lost-motion zone

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Automatic control method for moving a final control element

Internal-combustion engines – Engine speed regulator – Having condition responsive means with engine being part of...
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Cassette rewind stop control for a movie camera

Optics: motion pictures – Removable film strip magazine type
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Cine camera

Optics: motion pictures – Special effects – Transition effects
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Cine camera

Optics: motion pictures – With sound accompaniment – Common picture and sound record carrier systems
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Profile ID: LFUS-PAI-P-155406

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