4. Optics: motion pictures
  5. With sound accompaniment
  6. Methods

Marc Niederhauser

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Drive and stopping method and device for a cinematographic camer

Optics: motion pictures – Camera and/or projector drive mechanisms – With starting and/or stopping means
Patent

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Electronic photometer with two variable indicators

Optics: measuring and testing – Photometers – Photoelectric
Patent

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Synchronization procedure and means of application of the proced

Optics: motion pictures – With sound accompaniment – Methods
Patent

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Profile ID: LFUS-PAI-P-286695

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