4. Optics: motion pictures
  5. Camera and/or projector drive mechanisms
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Single lock switch for inputting commands associated with shooti

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

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Sprocket wheel for advancing film and device for advancing film

Optics: motion pictures – Camera and/or projector drive mechanisms
Patent

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Switchable format film projection system

Optics: motion pictures – Camera and/or projector drive mechanisms – With speed regulation or selection
Patent

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Switchable pulldown film projection system

Optics: motion pictures – Camera and/or projector drive mechanisms – With speed regulation or selection
Patent

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System and mechanism of feeding, traction, shuttering and film a

Optics: motion pictures – Camera and/or projector drive mechanisms – With single frame operation
Patent

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System and method for transporting film and motion picture proje

Optics: motion pictures – Camera and/or projector drive mechanisms – With continuous feed and intermittent film arresting means
Patent

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Tractor-type film transport apparatus

Optics: motion pictures – Camera and/or projector drive mechanisms – With continuous feed and intermittent film arresting means
Patent

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Video film projector

Optics: motion pictures – Camera and/or projector drive mechanisms – With continuous feed and intermittent film arresting means
Patent

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Wide film transport and register movement

Optics: motion pictures – Camera and/or projector drive mechanisms – With film engaging claws reciprocally driven to engage film
Patent

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