The ornamental design for a trailer, as shown and described.
FIG. 1 is a side view of a pull trailer with outward-facing creases and other surface topography in the side panels thereof according to the present invention.
FIG. 2 is a front view of the pull trailer of FIG. 1.
FIG. 3 is a perspective view of the front and side of the pull trailer of FIG. 1.
FIG. 4 is a perspective view of the rear and side of the pull trailer of FIG. 1.
FIG. 5 is a rear view of a trailer with outward-facing creases and other surface topography in the panels of the trailer body according to the present invention.
FIG. 6 is a front view of the trailer of FIG. 5; and,
FIG. 7 is a perspective view of the rear and side of the trailer of FIG. 5.