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

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Information projecting apparatus

Optics: image projectors – Selective data retrieval – Film strip

Patent

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Information projecting apparatus

Optics: image projectors – Selective data retrieval – Film strip

Patent

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Information retrieval apparatus

Optics: image projectors – Selective data retrieval – Film strip

Patent

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Information retrieval apparatus

Optics: image projectors – Selective data retrieval – Film strip

Patent

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Information retrieval system having ramp motor control

Optics: image projectors – Selective data retrieval

Patent

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Information retrieval system with expanded logic capability

Optics: image projectors – Selective data retrieval – Film strip

Patent

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Information search device

Optics: image projectors – Selective data retrieval – Film strip

Patent

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Information searching apparatus

Optics: image projectors – Selective data retrieval

Patent

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Lens arrangements for microfiche reader assembly and method

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

Patent

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Magnetic indexing system for microfilm reader

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

Patent

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Manual retrieving mechanism for microfiche reader apparatus or t

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

Patent

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Merchandising terminal

Optics: image projectors – Selective data retrieval

Patent

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Method and apparatus for indexing and retrieval of a continuous

Optics: image projectors – Selective data retrieval – Film strip

Patent

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Method and apparatus for positioning microfiche card

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

Patent

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Method and apparatus for preparing photographic film units havin

Optics: image projectors – Selective data retrieval

Patent

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Method for sequencing film image presentations and film image se

Optics: image projectors – Selective data retrieval

Patent

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Method of detecting inclination angle of image frame read by mic

Optics: image projectors – Selective data retrieval – Film strip

Patent

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Method of projecting film frames and microfilm reader for carryi

Optics: image projectors – Selective data retrieval

Patent

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Micro fiche handler

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

Patent

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Micro fiche indexer

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

Patent

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