Hearing Aid Set

FIG. 1 is a front, left and top perspective view of a case of a hearing aid set, showing my new design. FIG. 2 is a rear, right and bottom perspective view of the case of the hearing aid set of FIG. 1 . FIG. 3 is a front elevation view of the case of FIG. 1 . FIG. 4 is a rear elevation view of the case of FIG. 1 . FIG. 5 is a left side elevation view of the case of FIG. 1 . FIG. 6 is a right side elevation view of the case of FIG. 1 . FIG. 7 is a top plan view of the case of FIG. 1 . FIG. 8 is a bottom plan view of the case of FIG. 1 . FIG. 9 is a front, left and top perspective view of a hearing aid for a right one of a hearing aid set, shown separately to show aspects of the design that are not visible when combined. FIG. 10 is a rear, right and bottom perspective view of the hearing aid of FIG. 9 . FIG. 11 is a front elevation view of the hearing aid of FIG. 9 . FIG. 12 is a rear elevation view of the hearing aid of FIG. 9 . FIG. 13 is a left side elevation view of the hearing aid of FIG. 9 . FIG. 14 is a right side elevation view of the hearing aid of FIG. 9 . FIG. 15 is a top plan view of the hearing aid of FIG. 9 . FIG. 16 is a bottom plan view of the hearing aid of FIG. 9 ; and, FIG. 17 is a front, left and top perspective view of the hearing aid set shown the case and the hearing aid combined. The dashed broken lines depict portions of the hearing aid set that form no part of the claimed design.