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Heat-sensitive recording material
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Patent number 5,466,655
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Issue date Nov 14, 1995
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Mitsubishi Paper Mills Limited
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Naomasa Koike
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Heat-sensitive recording sheet
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Patent number 5,427,996
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Issue date Jun 27, 1995
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Mitsubishi Paper Mills Limited
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Makoto Motoda
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Heat sensitive recording material
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Patent number 5,091,357
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Issue date Feb 25, 1992
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Mitsubishi Paper Mills Limited
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Takao Kosaka
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Thermosensitive recording materials
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Patent number 4,889,841
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Issue date Dec 26, 1989
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Mitsubishi Paper Mills Limited
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Takao Kosaka
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Pressure sensitive copying paper
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Patent number 4,630,079
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Issue date Dec 16, 1986
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Mitsubishi Paper Mills, Ltd.
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Takao Kosaka
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Heat-sensitive recording material
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Patent number 4,273,602
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Issue date Jun 16, 1981
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Mitsubishi Paper Mills, Ltd.
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Takao Kosaka
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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