Supporting base

Description

FIG. 1 is a perspective view of a supporting base showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left elevational view thereof;

FIG. 5 is a right elevational view thereof;

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

FIG. 7 is the perspective view embodying the utilization of supporting base in which the broken line is for illustrative purposes only and forms no part of the claimed design.

Claims

The ornamental design for supporting base, as shown and described.