FIG. 1 is a top left perspective view of a first embodiment of an anti-sound barrier showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a right side elevation view thereof;
FIG. 7 is a left side elevation view thereof;
FIG. 8 is a top left perspective view of a second embodiment of an anti-sound barrier showing my new design;
FIG. 9 is a front elevation view thereof;
FIG. 10 is a rear elevation view thereof;
FIG. 11 is a top plan view thereof;
FIG. 12 is a bottom plan view thereof;
FIG. 13 is a right side elevation view thereof;
FIG. 14 is left side elevation view thereof;
FIG. 15 is a top left perspective view of a third embodiment of an anti-sound barrier showing my new design;
FIG. 16 is a front elevation view thereof;
FIG. 17 is a rear elevation view thereof;
FIG. 18 is a top plan view thereof;
FIG. 19 is a bottom plan view thereof;
FIG. 20 is a right side elevation view thereof;
FIG. 21 is a left side view elevation view thereof;
FIG. 22 is a top left perspective view of a fourth embodiment of an anti-sound barrier showing my new design;
FIG. 23 is a front elevation view thereof;
FIG. 24 is a rear elevation view thereof;
FIG. 25 is a top plan view thereof;
FIG. 26 is a right side elevation view thereof;
FIG. 27 is a left side elevation view thereof;
FIG. 28 is a top left perspective view of a fifth embodiment of an anti-sound barrier showing my new design;
FIG. 29 is a front elevation view thereof;
FIG. 30 is a rear elevation view thereof;
FIG. 31 is a top plan view thereof;
FIG. 32 is a right side elevation view thereof;
FIG. 33 is a left side elevation view thereof;
FIG. 34 is a top left perspective view of a sixth embodiment of an anti-sound barrier showing my new design;
FIG. 35 is a front elevation view thereof;
FIG. 36 is a rear elevation view thereof;
FIG. 37 is a top plan view thereof;
FIG. 38 is a right side elevation view thereof; and,
FIG. 39 is a left side elevation view thereof.
The anti-sound barrier is shown with a symbolic break in its length. The appearance of any portion of the article between the break lines forms no part of the claimed design.
The broken lines shown in the figures are included for the purpose of illustrating environment and form no part of the claimed design.