The ornamental design for a keyfinder, as described and shown in FIGS. 1 through 7, inclusive.
FIG. 1 is a perspective view of a key finder showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a back view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a bottom view thereof;
FIG. 6 is a right side view thereof; and,
FIG. 7 is a left side view thereof.
This design is not limited to the exact details shown in the drawings, since equivalents and colorable imitations thereof will be evident to a person of ordinary skill in the art. Thus, within the scope of the appended claim, which is intended to cover only the ornamental and novel elements shown in the drawings, the invention may be practiced otherwise than as specifically shown and described herein.