FIG. 1 is a left front perspective view of a shelf bracket according to my novel design;
FIG. 2 is a front elevation view. thereof, the rear elevation view thereof being a mirror image; the cut-away portions of the cabinet wall and a shelf shown in broken lines included solely for illustrative purposes, forming no part of the claimed design;
FIG. 3 is a top plan view, thereof;
FIG. 4 is a left side elevation view, thereof,
FIG. 5 is a bottom plan view, thereof;
FIG. 6 is a right side elevation view, thereof; and,
FIG. 7 is a reduced scale perspective view, showing the article in environment; the cabinet walls and shelf shown in broken lines included solely for illustrative purposes, forming no part of the claimed design; the broken line representation of the opposing shelf bracket included solely for illustrative purposes.