LandOfFree - US Patents - Listing for Optics: image projectors,Selective data retrieval

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Thrust cartridge filmstrip viewer

Optics: image projectors – Selective data retrieval – Film strip

Patent

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Transport for display terminal

Optics: image projectors – Selective data retrieval – Film strip

Patent

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Tray drive and slide change control apparatus for slide projecto

Optics: image projectors – Selective data retrieval

Patent

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Tray for storing and classifying slides and a viewer for slides

Optics: image projectors – Selective data retrieval – Plural picture rows on single microcard

Patent

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Ultra-high reduction microfiche layout and positioning mechanism

Optics: image projectors – Selective data retrieval – Plural picture rows on single microcard

Patent

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Vernier carriage control

Optics: image projectors – Selective data retrieval – Plural picture rows on single microcard

Patent

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Vertically scanning microfilm reader and reader printer

Optics: image projectors – Selective data retrieval – Film strip

Patent

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Viewer

Optics: image projectors – Selective data retrieval – Film strip

Patent

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Visual presentation projection apparatus

Optics: image projectors – Selective data retrieval

Patent

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X-ray microfilm reader

Optics: image projectors – Selective data retrieval – Plural picture rows on single microcard

Patent

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