Window fan

Description

FIG. 1 is a top front perspective view of a window fan.

FIG. 2 is a rear bottom perspective view of the window fan of FIG. 1.

FIG. 3 is a front elevation view of the window fan of FIG. 1.

FIG. 4 is a rear elevation view of the window fan of FIG. 1.

FIG. 5 is a top plan view of the window fan of FIG. 1.

FIG. 6 is a bottom plan view of the window fan of FIG. 1.

FIG. 7 is a side elevation view of the right side of the window fan of FIG. 1; and,

FIG. 8 is a side elevation view of the left side of the window fan of FIG. 1.

In the drawings, the broken lines depict portions of the window fan that form no part of the claimed design.

Claims

We claim the ornamental design for a window fan, as shown and described.