Tungsten halogen lamp
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 8, 1999
Issued Date -
N/A
app pub date -
Jun 25, 1997
filing date -
Mar 3, 1995
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A glass halogen lamp which exhibits improved short wavelength light transmission and emission having a glass envelope which is made of a glass composition of the aluminosilicate system in which the iron content of the composition is between 10 and 100 ppm. The glass envelope of the lamp may optionally contain an area of reduced wall thickness which further enhances short wavelength light transmission and emission.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully