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Security holograms
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Patent number 8,503,052
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Issue date Aug 6, 2013
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Ver-Tec Security Systems Limited
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Patrick Flynn
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G02 - OPTICS
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Wide visual field hologram
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Patent number 5,044,708
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Issue date Sep 3, 1991
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Thierry Garcon
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Hologram synthesis
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Patent number 4,509,818
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Issue date Apr 9, 1985
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Ivan Prikryl
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Holographic puzzle
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Patent number 4,175,750
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Issue date Nov 27, 1979
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Norman M. Rugheimer
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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3604777
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Patent number 3,604,777
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Issue date Sep 14, 1971
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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3535012
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Patent number 3,535,012
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Issue date Oct 20, 1970
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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3533690
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Patent number 3,533,690
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Issue date Oct 13, 1970
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY