The ornamental design of a petenclosure apparatus, as shown and described herein.
FIG. 1 is a perspective view of a pet enclosure apparatus for use in a hallway, showing our new design;
FIG. 2 is a front side elevation view of the pet enclosure apparatus of FIG. 1, the back side view being identical;
FIG. 3 is a top plan view of the pet enclosure apparatus of FIG. 1; and,
FIG. 4 is a left side elevation view of the pet enclosure apparatus of FIG. 1, the right side view being a mirror image.
The broken lines shown in the drawings illustrate portions of the pet enclosure apparatus that form no part of the claimed design. More generally, the invention pertains to an ornamental design for an article of manufacture. The article is not limited to the scale shown herein.