Piezoelectric Speaker Case

FIG. 1 is a top, front and left side perspective view of a piezoelectric speaker case, showing my new design; FIG. 2 is a bottom, rear and left side perspective view thereof; FIG. 3 is a top and right side perspective view thereof; FIG. 4 is a left side elevation view thereof; FIG. 5 is a right side elevation view thereof; FIG. 6 an isometric front elevation view thereof: FIG. 7 is an isometric elevation view thereof; FIG. 8 is a top plan view thereof; FIG. 9 is a bottom plan view thereof; and, FIG. 10 is an enlarged top portion view thereof. The broken lines in FIG. 10 shown encircling the enlarged detail view is for annotative purposes only while all other broken lines are included for the purpose of illustrating portions of the pizeoelectric speaker case; all of the broken lines form no part of the claimed design.