Lamp Filament

FIG. 1 is a perspective view of a lamp filament, showing my new design;

FIG. 2 is a front elevation view of the lamp filament of FIG. 1 ;

FIG. 3 is a back elevation view of the lamp filament of FIG. 1 ;

FIG. 4 is a left side elevation view of the lamp filament of FIG. 1 ;

FIG. 5 is a right side elevation view of the lamp filament of FIG. 1 ;

FIG. 6 is a top view of the lamp filament of FIG. 1 ; and,

FIG. 7 is a bottom view of the lamp filament of FIG. 1 .

The broken lines in the figures illustrate portions of the article which form no part of the claimed design.