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US3560646A
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Reading device employing an enclosure for a light source and the document to be read and having a highly light reflective internal surface
|
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US3582887A
|
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Adjustable character reader to compensate for varying print density
|
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US3490687A
|
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Document spacing control apparatus
|
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US3515383A
|
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Document feeding apparatus
|
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US3546438A
|
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Illumination system
|
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US3532034A
|
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Illumination technique for optical character recognition
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GB1178866A
|
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Reading Apparatus
|
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US3415509A
|
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Document handling apparatus
|
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US3582883A
|
|
Reading apparatus
|
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US3550081A
|
|
Apparatus for measuring the height of a printed character or the like
|
|
US3546670A
|
|
Reading apparatus including means for re-sensing an item which is difficult to recognize
|
|
GB1077985A
|
|
Apparatus for reading
|
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US3522437A
|
|
Reading apparatus for two or more different size type fonts
|
|
US3523280A
|
|
Apparatus for reading intelligence bearing characters
|
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US3201113A
|
|
Document feed apparatus
|
|
US3284568A
|
|
Sweep demand system
|
|
US3188081A
|
|
Document feeding system
|
|
US3193281A
|
|
Document feeding apparatus
|
|
US3205367A
|
|
Optical scanning apparatus for automatic character sensing devices and the like
|
|
US3222453A
|
|
Optical scanning system
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