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Dot matrix print head
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Patent number 4,641,981
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Issue date Feb 10, 1987
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James E. Blomquist
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Dot matrix print head
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Patent number 4,618,276
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Issue date Oct 21, 1986
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James E. Blomquist
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Dot matrix print head
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Patent number 4,587,724
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Issue date May 13, 1986
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James E. Blomquist
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Bearing for a rotating shaft
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Patent number 4,502,796
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Issue date Mar 5, 1985
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Robert H. Wilczewski
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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-
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Dot matrix print head
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Patent number 4,443,122
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Issue date Apr 17, 1984
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James E. Blomquist
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Dot matrix print head
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Patent number 4,401,392
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Issue date Aug 30, 1983
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James E. Blomquist
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Dot matrix print head
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Patent number 4,279,518
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Issue date Jul 21, 1981
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James E. Blomquist
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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