Display device using filament
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 23, 2004
Grant Date -
Apr 25, 2002
app pub date -
Sep 18, 2001
filing date -
Sep 18, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a display device including a cathode filament containing a coiled portion and a linear portion thereof and a power feeding member, an end of the coiled portion is fixed to either a substrate made of an insulating material or an insulated support, the power feeding member being installed to contact with the linear portion of the cathode filament.
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Family
International Classification(s)
Cited Art Landscape
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