发明名称 DENTAL LIGHT
摘要 A dental illuminator projecting a sharply defined beam of light and having an optical clad glass rod for providing in addition a supplementary small spot of light for illuminating cavities and the like. The glass rod is placed with one end near and facing said bulb and perpendicular to the axis of the filament to receive light directly therefrom. The rod extends outside said fixture, and is connected to a flexible fiber optic conduit.
申请公布号 US3666180(A) 申请公布日期 1972.05.30
申请号 USD3666180 申请日期 1970.09.02
申请人 SYLVANIA ELECTRIC PRODUCTS INC. 发明人 PETER M. COOMBS;HAROLD L. HOUGH
分类号 F21S8/00;F21S13/00;F21V8/00;(IPC1-7):A61B1/06;F21V13/04 主分类号 F21S8/00
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