(under subclass 29) Subject matter wherein the illuminating structure includes light modifiers or directors that are interposed between the means and the light source.
(1) Note. This subclass includes combinations wherein a light source is located behind the viewing face of a dial or scale plate that is translucent or transparent.
SEE OR SEARCH THIS CLASS, SUBCLASS:
153, for edge lighted modifiers or light conducting fibers, rods or pipes which may indirectly illuminate other elements.