The ornamental design for a modular composite sheltersystempanel, as shown and described.
FIG. 1 is an exterior perspective view of a modular composite shelter system panel including tongue and groove joint features;
FIG. 2 is an interior perspective view of a modular composite shelter system panel including tongue and groove joint features;
FIG. 3 is a detailed view of a portion of the modular composite shelter system panel of FIG. 1 as represented within circle 3; and,
FIG. 4 is a detailed view of a portion of the modular composite shelter system panel of FIG. 1 as represented within circle 4.
The evenly spaced long-dash broken lines depict portions of the modular composite shelter system panel that form no part of the claimed design.
The drawings contain vertical and horizontal symbolic breaks in FIG. 1 and FIG. 2 depicted by the evenly spaced short-dash broken lines. The portion between the symbolic breaks forms no part of the claimed design.
The dot-dash broken lines in FIGS. 1 and 2 depict the limits of the enlarged views of FIGS. 3 and 4, respectively.