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Multi-stage printer
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Patent number 4,576,492
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Issue date Mar 18, 1986
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Alps Electric Co., Ltd.
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Fukuo Sugawara
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Printer with multiple type groups
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Patent number 4,560,294
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Issue date Dec 24, 1985
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Alps Electric Co., Ltd.
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Fukuo Sugawara
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Multi-color pen recording device
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Patent number 4,517,576
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Issue date May 14, 1985
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Alps Electric Co., Ltd.
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Fukuo Sugawara
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS