The ornamental design for a gutterapron with alternatingdiagonal fastener slots, as shown and described.
FIG. 1 is a top perspective view of a gutter apron with alternating diagonal fastener slots incorporating our new design;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is top plan view thereof;
FIG. 4 is a bottom plan view thereof.
FIG. 5 is a left side view thereof;
FIG. 6 is a front elevation view thereof; and,
FIG. 7 is a rear elevation view thereof.
The broken lines shown in the drawings illustrate portions of the gutter apron with alternating diagonal fastener slots that form no part of the claimed invention.
The dash dot broken lines depict boundaries of the claim that form no part of the claim.
The end of the gutter apron with alternating diagonal fastener slots is shown with a symbolic break in its length. The appearance of any portion of the article beyond the break forms no part of the claim.