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Digital communication device
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Patent number 5,818,870
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Issue date Oct 6, 1998
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Canon Kabushiki Kaisha
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Tatsuya Yaguchi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Picture image communication apparatus
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Patent number 5,418,625
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Issue date May 23, 1995
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Matsushita Graphic Communication Systems, Inc.
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Hiroyuki Shimoosawa
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Facsimile apparatus
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Patent number 5,189,525
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Issue date Feb 23, 1993
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Canon Kabushiki Kaisha
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Takashi Kotani
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Facsimile apparatus
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Patent number 5,050,005
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Issue date Sep 17, 1991
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Canon Kabushiki Kaisha
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Naoto Kagami
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H04 - ELECTRIC COMMUNICATION TECHNIQUE