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USRE34480E
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Naphthalocyanine compounds
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JPS6284161A
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Composition for coloring flushing liquid
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JPS61114791A
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Treatment of colored washing solution
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JPS61215663A
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Naphthalocyanine compound
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JPS61215662A
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Naphthalocyanine compound
|
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JPS61212563A
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Production of quinolinic acid
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JPS6125886A
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Optical information recording medium
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AU3075684A
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Naphthalocyanine compounds
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JPS6122076A
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Preparation of fluorene compound
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JPS6116966A
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Phthalide, its production, and heat-sensitive recording paper containing the same as an electrodonative color developer
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JPS60226871A
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Fluorene compound, its preparation and recording material containing same
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JPS60184565A
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Naphthalocyanine compound
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JPS6023451A
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Naphthalocyanine compound
|
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JPS59199757A
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Fluorene compound, its manufacture, and recording material using the same
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IE822669L
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Diketopyridine chromogenic compounds.
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JPS5883673A
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Color developing diketopyridine compound
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JPS56151597A
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Recording material
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JPS56118067A
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Preparation of copper quinolinate
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JPS5626878A
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Preparation of copper quinolinate
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JPS55265A
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Duplicating paper having no self-coloring quality
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