The ornamental design for a pegboard, as shown and described.
FIG. 1 is a front elevation view of pegboard showing environmental structure according to the present invention;
FIG. 2 is a detail view of the claimed portion of the view of FIG. 1;
FIG. 3 is a rear view thereof;
FIG. 4 is a front-top-left perspective view thereof;
FIG. 5 is a rear-top-left perspective view thereof;
FIG. 6 is top plan view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a cross-sectional view taken along line 8-8 of FIG. 2;
FIG. 9 is a right side elevation view thereof; and,
FIG. 10 is a left side elevation view thereof.
The broken lines shown in FIG. 1 represent portions of the pegboard that form no part of the claimed design. The broken dot-dash lines in the figures represents the boundary of the claim. Neither the portions of the invention shown in broken lines and the boundary of the claim, nor the broken dash lines themselves, form any part of the claimed invention.