(under the class definition) Subject matter wherein there are two or more spatially separate light sources and wherein at least two of the sources are comprised of light emitting means other than means which converts energy associated with an electric current into visible radiant energy and means to modify the light therefrom.
SEE OR SEARCH THIS CLASS, SUBCLASS:
228+, for plural light sources, one of which may be nonelectric.
266, for a nonelectric light source (or support therefor) combined with a light modifier.
SEE OR SEARCH CLASS
431, Combustion, for nonelectric light sources, per se.
