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Field replaceable print hammer
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Patent number 4,833,981
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Issue date May 30, 1989
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Dataproducts Corporation
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Val K. Jezbera
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Cooling assembly for hammer bank
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Patent number 4,699,051
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Issue date Oct 13, 1987
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Dataproducts Corporation
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Val K. Jezbera
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Compact band printer
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Patent number 4,426,930
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Issue date Jan 24, 1984
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Dataproducts Corporation
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Val K. Jezbera
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Print hammer and coil assembly
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Patent number 4,422,377
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Issue date Dec 27, 1983
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Dataproducts Corporation
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Val K. Jezbera
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Print hammer
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Patent number 4,407,194
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Issue date Oct 4, 1983
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Dataproducts Corporation
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Val K. Jezbera
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Hammer bank assembly
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Patent number 4,395,945
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Issue date Aug 2, 1983
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Dataproducts Corporation
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Val K. Jezbera
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Hammer bank assembly
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Patent number 4,373,440
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Issue date Feb 15, 1983
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Val K. Jezbera
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Print hammer assembly method
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Patent number 4,269,118
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Issue date May 26, 1981
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Dataproducts Corporation
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Val K. Jezbera
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS