The ornamental design for a protective wallrail, as shown and described.
FIG. 1 is a top perspective view of a first embodiment of a protective wall
rail, showing my new design, the midportion thereof being broken away for
clarity of illustration;
FIG. 2 is an end view thereof;
FIG. 3 is a bottom plan view thereof, the midportion thereof again being
broken away;
FIGS. 4-6 are views similar to FIGS. 1-3, respectively, but showing a
modified form thereof.
Both embodiments of the design are in the form of strips of indeterminate
length.