Large-scale display device
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United States of America Patent
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Nov 6, 2012
Grant Date -
Nov 19, 2009
app pub date -
Dec 2, 2008
filing date -
May 19, 2008
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A large-scale display device having a plurality of display units which each include a plurality of elongated plasma tubes each filled with a discharge gas, and at least one pair of display electrodes disposed outside the plasma tubes, voltage applying means which applies a drive voltage to the display electrodes to cause electric discharge in the plasma tubes for display.
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