US2002058138A1
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Security thread and process for the preparation thereof
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EP1080269A1
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Security paper having embedded security feature and method of preparing same
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WO9945199A1
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Improved process for the preparation of security thread
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Forgery-prenventive silver line
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Method for preventing paper money from being flaked
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A fiber board made of used securities and manufacturing method thereof
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Preparation process of vehicle for uv-ray cure printing ink
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Preparation process of vehicle for water washable printing ink
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Method of producing counterfeit prevented paper
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Counter
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Process for the preparation of film for protecting for gery
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A method of producing water mark with print layer and print paper thereof
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A paper for preventing counterfeit and method of producing thereof
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Method fo papermaking water-filtering and apparatus
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Security thread for paper money and securities
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Cutting method of security thread for paper money and securities
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