Diagnostic lamp
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 12, 1981
Grant Date -
N/A
app pub date -
Apr 12, 1979
filing date -
Apr 14, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A portable diagnostic lamp is constructed as a pocket appliance for inspecting teeth by fluorescent excitation of a fluorescible material which has been applied to the teeth and gums. A lamp comprises a casing housing a small battery-powered incandescent bulb with a lens supplying a divergent beam of rays and a rectangular filter located before the latter, which filter comprises a blue color filter with a dichroic filter applied thereto. A folding and adjustable mirror is located above the bulb, in use of the lamp and the longer sides of the rectangular filter and a filament of the incandescent bulb are arranged parallel to the pivot axis of the mirror.
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