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Thermal transfer ribbon
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Patent number 5,552,231
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Issue date Sep 3, 1996
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NCR Corporation
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Shashi G. Talvalkar
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Magnetic thermal transfer ribbon
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Patent number 5,106,669
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Issue date Apr 21, 1992
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NCR Corporation
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Shashi G. Talvalkar
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Magnetic thermal transfer ribbon
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Patent number 5,100,696
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Issue date Mar 31, 1992
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NCR Corporation
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Shashi G. Talvalkar
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Magnetic thermal transfer ribbon
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Patent number 5,084,359
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Issue date Jan 28, 1992
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NCR Corporation
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Shashi G. Talvalkar
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Magnetic thermal transfer ribbon
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Patent number 5,047,291
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Issue date Sep 10, 1991
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NCR Corporation
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Shashi G. Talvalkar
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS