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Security substrates
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Patent number 9,573,407
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Issue date Feb 21, 2017
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De la Rue International Limited
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Simon Dexter Marchant
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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Security device
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Patent number 6,089,614
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Issue date Jul 18, 2000
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De La Rue International Limited
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Paul Howland
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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Security paper
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Patent number 6,063,239
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Issue date May 16, 2000
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Portals Limited
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Paul Howland
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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Security features for paper
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Patent number 5,928,471
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Issue date Jul 27, 1999
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Portals Limited
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Paul Howland
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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Security paper
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Patent number 5,868,902
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Issue date Feb 9, 1999
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Portals Limited
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Paul Howland
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE