We claim the ornamental design for an architectural panel with square embossed surface, as shown and described.
FIG. 1 is a perspective view of an architectural panel with square embossed surface, showing our new design.
FIG. 2 is a front view of the architectural panel with square embossed surface.
FIG. 3 is a back view of the architectural panel with square embossed surface.
FIG. 4 is a left side view of the architectural panel with square embossed surface.
FIG. 5 is a right side view of the architectural panel with square embossed surface.
FIG. 6 is a top view of the architectural panel with square embossed surface; and,
FIG. 7 is a bottom view of the architectural panel with square embossed surface.
The extended outer perimeter shown in broken lines in FIG. 1 depicts environmental subject matter and forms no part of the claimed design. The remaining broken lines in the drawings represent portions of the architectural panel with square embossed surface that form no part of the claimed design.