The ornamental design for a recessedshelfstructure, as shown and described.
FIG. 1 is a perspective view of a recessed shelf structure according to a first embodiment of our new design.
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a front plan view thereof;
FIG. 7 is a back plan view thereof; and,
FIG. 8 is a perspective view of a second embodiment of a recessed shelf structure shown in its intended environment.
The dash-dash broken lines illustrate environmental structure and form no part of the claimed design.
The double-curved lines in FIGS. 1, 2, 3, 6 and 7 indicate break lines, with the appearance of any portion of the fixture between the break lines forming no part of the claimed design.