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Marginally punched and notched sorting cards
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Index card in selective card-sorting system
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Card sorting device
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Card for sequence sorting
|
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Cutting machine
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Punch
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Card punch
|
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Card for sequence sorting
|
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Card for direct and sequence sorting
|
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|
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Card for sequence sorting
|
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|
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Direct segregation system
|
CA608550A
|
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Marginally punched and notched sorting cards
|
CA402154A
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Card segregating system
|
CA494539A
|
|
Cutting machine
|