The ornamental design for a perambulator, as shown and described.
FIG. 1 is a front perspective view of a perambulator.
FIG. 2 is a front view of the perambulator of FIG. 1.
FIG. 3 is a rear view of the perambulator of FIG. 1.
FIG. 4 is a right side view of the perambulator of FIG. 1.
FIG. 5 is a left side view of the perambulator of FIG. 1.
FIG. 6 is a top view of the perambulator of FIG. 1; and,
FIG. 7 is a bottom view of the perambulator of FIG. 1.
The broken lines in FIGS. 1-7 illustrate environment and boundaries of the perambulator and form no part of the claim.
Any combination of the illustrated features may be claimed in this application or a continuing application claiming priority to this application by converting any of the solid lines to broken lines, any of the broken lines to solid lines, or any combination thereof.