We claim the ornamental design for a basin having contour bulges and channels, as shown and described.
FIG. 1 is a top perspective view of a basin having contour bulges and channels showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a side elevation view thereof with the other side being identical;
FIG. 5 is a front elevation view thereof;
FIG. 6 is a rear elevation view thereof;
FIG. 7 is a cross-section view along the line 7—7 in Figure;
FIG. 8 is a cross-section view along the line 8—8 in FIG. 2;
FIG. 9 is a cross-section view along the line 9—9 in FIG. 2;
FIG. 10 is a cross-section view along the line 10—10 in FIG. 2 thereof; and,
FIG. 11 is a cross-section view along the line 11—11 in FIG. 2.2.
The ornamental design which is claimed is shown in solid lines in the drawings. The broken lines in the drawings are for illustrative purposes only and form no part of the claimed design.