FIG. 1 is a front perspective view of a modular display unit showing our new design according to a first embodiment;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left-side view thereof;
FIG. 5 is a right-side view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof;
FIG. 8 is an enlarged view of the encircled portion in FIG. 5;
FIG. 9 is an enlarged view of the encircled portion in FIG. 6;
FIG. 10 is a front perspective view of a modular display unit showing our new design according to a second embodiment;
FIG. 11 is a front view thereof;
FIG. 12 is a rear view thereof;
FIG. 13 is a left-side view thereof;
FIG. 14 is a right-side view thereof;
FIG. 15 is a top view thereof;
FIG. 16 is a bottom view thereof;
FIG. 17 is an enlarged view of the encircled portion in FIG. 14;
FIG. 18 is an enlarged view of the encircled portion in FIG. 15;
FIG. 19 is a front perspective view of a modular display unit showing our new design according to a third embodiment;
FIG. 20 is a front view thereof;
FIG. 21 is a rear view thereof;
FIG. 22 is a left-side view thereof;
FIG. 23 is a right-side view thereof;
FIG. 24 is a top view thereof;
FIG. 25 is a bottom view thereof;
FIG. 26 is an enlarged view of the encircled portion in FIG. 23;
FIG. 27 is an enlarged view of the encircled portion in FIG. 24;
FIG. 28 is a front perspective view of a modular display unit showing our new design according to a fourth embodiment;
FIG. 29 is a front view thereof;
FIG. 30 is a rear view thereof;
FIG. 31 is a left-side view thereof;
FIG. 32 is a right-side view thereof;
FIG. 33 is a top view thereof; and
FIG. 34 is a bottom view thereof.
FIG. 35 is an enlarged view of the encircled portion in FIG. 32; and,
FIG. 36 is an enlarged view of the encircled portion in FIG. 33.
The broken lines in the figures showing portions of the modular display unit form no part of the claimed design. The dot-dash lines in the figures represent a boundary of the claimed design and form no part thereof. The dot-dot-dash broken lines encircling enlargement portions of the claimed design form no part of the claimed design.