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Printing of angled and curved lines using thermal dot matrix printer
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Thermal transfer ribbon mechanism and recording method
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Thermal printing apparatus and method
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Method and apparatus for thermal printer temperature control
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Real time item processing apparatus using a thermal encoder
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Thermal printhead life extension technique
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Closed loop thermal printer for maintaining constant printing energy
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Fine-coarse positioning control system with easy adjustment
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Character spacing circuit for controlling print hammer firing
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Bar code processing apparatus
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System for detecting defective thermal printhead elements
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Digital filter for enhancement of document images
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Print hammer in an impact printer
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Method and system for finding image data associated with the monetary amount on financial documents
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Ribbon feeder and method of supplying ink
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Sheet decelerating and stopping apparatus
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Thermal printing apparatus
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Method and apparatus for thermally printing data in special fonts on documents like checks
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Variable impact printing means
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Fast impact hammer for high speed printer
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