LandOfFree - US Patents - Listing for Optics: image projectors,Slide transfer mechanism,Slides reciprocated horizontally

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Slide magazine

Optics: image projectors – Slide transfer mechanism – Slides reciprocated horizontally

Patent

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Slide magazine for slide projectors

Optics: image projectors – Slide transfer mechanism – Slides reciprocated horizontally

Patent

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Slide projector

Optics: image projectors – Slide transfer mechanism – Slides reciprocated horizontally

Patent

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Slide projector and indexing mechanism for alternate slide trays

Optics: image projectors – Slide transfer mechanism – Slides reciprocated horizontally

Patent

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Slide projector apparatus

Optics: image projectors – Slide transfer mechanism – Slides reciprocated horizontally

Patent

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Slide projector controllable of its projection time

Optics: image projectors – Slide transfer mechanism – Slides reciprocated horizontally

Patent

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Slide projector drive mechanism for a circular magazine

Optics: image projectors – Slide transfer mechanism – Slides reciprocated horizontally

Patent

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Slide projector for both magazine and single slide projection

Optics: image projectors – Slide transfer mechanism – Slides reciprocated horizontally

Patent

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Slide projector for receiving alternate slide trays of different

Optics: image projectors – Slide transfer mechanism – Slides reciprocated horizontally

Patent

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Slide projector having a partitioned magazine

Optics: image projectors – Slide transfer mechanism – Slides reciprocated horizontally

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