Negative glow discharge lamp having improved color stability and enhanced life
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United States of America Patent
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Jul 11, 1995
Grant Date -
N/A
app pub date -
Jun 10, 1991
filing date -
Jun 10, 1991
priority date (Note) -
Expired
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Abstract
A negative glow discharge lamp having improved color stability and increased life includes a light-transmitting envelope which contains an ionizable medium including mercury and a gaseous fill. The gaseous fill includes neon and a predetermined amount of krypton. The krypton is in an amount equal to less than five percent of the gaseous fill.
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