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US3541960A
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Method of encoding data on printed record media
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US3558859A
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Automatic reading system for record media having encoded data
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US3275232A
|
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Proof encoder and perforating system therefor
|
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US3248520A
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Comparator apparatus
|
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US3275806A
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Business record bearing coded indicia
|
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US3131857A
|
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Perforating apparatus
|
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US3202827A
|
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Photocell for detecting limited moving shadow areas
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US3221147A
|
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Apparatus for reading character representative indicia
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US3087724A
|
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Document delivery and stacking apparatus
|
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US3055292A
|
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Quick set perforating apparatus
|
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US3087725A
|
|
Document delivery apparatus
|
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US3018036A
|
|
Perforating apparatus
|
|
US3221146A
|
|
Apparatus for reading coded indicia in the form of perforations
|
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US3048181A
|
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Control for coin dispensing apparatus
|
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GB906293A
|
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Document handling apparatus
|
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GB906945A
|
|
Perforated character identifying device
|
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US3049286A
|
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Apparatus for sensing and reproducing perforations
|
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US3074525A
|
|
Control system for cyclically operating machines
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US3033448A
|
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Automatic character reading apparatus
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US3033449A
|
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Coded information reading apparatus
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