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Wire-dot impact printer
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Patent number 5,295,750
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Issue date Mar 22, 1994
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Oki Electric Industry Co., Ltd.
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Jiro Tanuma
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Drive circuit for a matrix printer
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Patent number 5,032,031
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Issue date Jul 16, 1991
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Mannesmann Aktiengesellschaft
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Manfred Gruner
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Power recovery circuit
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Patent number 4,835,655
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Issue date May 30, 1989
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Bull HN Information Systems Italia S.p.A.
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Raffaele Ricci
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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