US D477277 S1
FIG. 1 is a front, plan and right side perspective view of a power supply cell showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof; and,
FIG. 6 is a left side elevational view thereof.
The right side elevational view is a mirror image of the left side elevational view of FIG. 6.
The broken line showing of environmental structure in FIGS. 1 and 3-6 is for illustrative purposes only and forms no part of the claimed design.