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Detecting uv-fluorescent materials with a camera
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System for detecting uv-fluorescent indica with a camera
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Method of authenticating an object
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System for authenticating an object
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Printing information on a substrate
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Document containing uv absorbing security mark
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System for authenticating uv absorbing security mark
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Method for authenticating uv absorbing security mark
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Method for detecting reorgination of barcodes
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System for authenticating an object
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Method for authenticating an object
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System for detecting reproduction of barcodes
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Decoder for barcodes with anti-copy feature
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Authentication device with access control and calibration
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Authentication device with access control and calibration
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Method for viewing invisible indicia
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Compact viewer for invisible indicia
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Authentication of a security marker
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Method for authenticating security markers
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Authentication of a security marker
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