Portable power supply

Description

FIG. 1 is a perspective view of a portable power supply showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the drawings are employed to show unclaimed portions of the portable power supply, and form no part of the claimed design.

Claims

The ornamental design for a portable power supply, as shown and described.