FIG. 1 is a front, right, and top perspective view of a decorative lamp, showing my design.
FIG. 2 is a rear, left, and bottom perspective view thereof.
FIG. 3 is a front elevation view thereof.
FIG. 4 is a rear elevation view thereof.
FIG. 5 is a left side elevation view thereof.
FIG. 6 is a right side elevation view thereof.
FIG. 7 is a top plan view thereof.
FIG. 8 is a bottom plan view thereof.
FIG. 9 is a partial enlarged view of an area labeled 9 in FIG. 1 comprising a light-emitting element; and,
FIG. 10 is a partial enlarged view of an area labeled 10 in FIG. 2 comprising at least one ornament.
The break lines shown in the drawings indicate that the appearance of any portion of the article between the break lines forms no part of the claimed design.