The ornamental design for a warning and protectionrail, as shown and described.
The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawings will be provided by the Office upon request and payment of the necessary fee.
FIG. 1 is a is a perspective view of a warning and protection rail;
FIG. 2 is a is a front perspective view of a warning and protection rail;
FIG. 3 is a is a top view of a warning and protection rail; and,
FIG. 4 is a is a side e view of a warning and protection rail.