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United States of America Patent
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May 17, 1994
Issued Date -
N/A
app pub date -
Nov 16, 1992
filing date -
Oct 10, 1989
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Print drums are described wherein a special 'alignment character' is placed, along with print-symbols, on the surface of the print drum, mixed-in with at least one of the character sets.
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