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Transparentized paper sheet
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Patent number 4,569,888
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Issue date Feb 11, 1986
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Andrews Paper & Chemical Co., Inc.
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Peter Muller
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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Transparentizing agent for paper
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Patent number 4,128,437
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Issue date Dec 5, 1978
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Sumitomo Chemical Company, Limited
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Shigeru Ura
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3923518
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Patent number 3,923,518
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Issue date Dec 2, 1975
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3813261
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Patent number 3,813,261
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Issue date May 28, 1974
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3404029
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Patent number 3,404,029
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Issue date Oct 1, 1968
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3370949
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Patent number 3,370,949
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Issue date Feb 27, 1968
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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3352677
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Patent number 3,352,677
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Issue date Nov 14, 1967
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2942975
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Patent number 2,942,975
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Issue date Jun 28, 1960
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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2805160
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Patent number 2,805,160
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Issue date Sep 3, 1957
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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2759849
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Patent number 2,759,849
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Issue date Aug 21, 1956
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2681895
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Patent number 2,681,895
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Issue date Jun 22, 1954
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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2327380
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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1419379
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY