LandOfFree - US Patents - Listing for Optics: image projectors

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Film strip handling apparatus and method

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

Patent

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Film strip handling apparatus and method

Optics: image projectors – Selective data retrieval – Film strip

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Film strip handling apparatus and method

Optics: image projectors – Picture carrier

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Film strip projection apparatus

Optics: image projectors – Slide transfer mechanism – Slides fixed to movable carrier

Patent

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Film strip projection equipment

Optics: image projectors – Slide transfer mechanism – Slides fixed to movable carrier

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Film strip recorder and viewer

Optics: image projectors – Plural projection paths with single light source

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Film transparency projector

Optics: image projectors – Temperature control – Heat filter

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Film transparency slide carrier and conveyor system for front sc

Optics: image projectors – Picture carrier

Patent

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Film transport for a viewer

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Film transport system for microfilm reader

Optics: image projectors – Selective data retrieval – Film strip

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Film viewer

Optics: image projectors – Plural projection paths with single light source

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Film viewer

Optics: image projectors – Selective data retrieval – Film strip

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Film viewer for film having magnetic layer

Optics: image projectors – Selective data retrieval

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Film winding device for slide projectors

Optics: image projectors – Film gate

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Filmstrip projector

Optics: image projectors – Selective projection on distant or cabinet screen

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Filmstrip projector take-up

Optics: image projectors – Selective slide and film strip projector

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Fingerprint comparator

Optics: image projectors – Plural projection paths with single light source

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Fingerprint display apparatus

Optics: image projectors – Plural

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Fixed image projecting apparatus

Optics: image projectors – Housing

Reexamination Certificate

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Fixed image projecting apparatus

Optics: image projectors – Film gate – And lens support

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

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