Sign holder

FIG. 1 is a top front perspective view of a sign holder showing our new design;

FIG. 2 is a bottom rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is a top front perspective view of the sign holder of FIG. 1 showing insertion of exemplary environmental signs into the sign holder; and;

FIG. 10 is a top front perspective view of the sign holder of FIG. 1 showing insertion of an exemplary alternate environmental sign into the sign holder.

The broken lines in the Figures show portions of the sign holder and environment that form no part of the claimed design. The oblique lines in the Figures show transparency and not surface ornamentation.