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Projection screens and the like
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Patent number 6,525,877
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Issue date Feb 25, 2003
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Nashua Corporation
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Robin Clabburn
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Holographic fingerprint device
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Patent number 6,061,463
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Issue date May 9, 2000
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ImEdge Technology, Inc.
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Michael Metz
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G06 - COMPUTING CALCULATING COUNTING
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Randomised mask for a diffusing screen
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Patent number 5,695,895
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Issue date Dec 9, 1997
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Nashua Corporation
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William Nevil Heaton Johnson
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Fibre optic plate display
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Patent number 5,642,449
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Issue date Jun 24, 1997
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Nashua Corporation
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Nicholas John Phillips
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G02 - OPTICS
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