Thermal transfer dyesheet and printer
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United States of America Patent
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Mar 20, 2012
Grant Date -
Nov 12, 2009
app pub date -
Jun 27, 2007
filing date -
Jun 30, 2006
priority date (Note) -
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status (Latency Note)
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Abstract
A thermal transfer dyesheet comprising a substrate bearing a region of a thermally transferable dye, the region including a first printable portion within the region having a first optical density, a second printable portion within the region having a second optical density, the difference in optical density between the first and second optical densities being detectable by a detection means on a dyesheet printer, and a third printable portion within the region having an optical density substantially the same as that of the first printable portion is provided, together with a method for manufacture of the dyesheet and an associated printer.
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