Three-step ladder

Description

FIG. 1 is a front, left, and top perspective view of a three-step ladder in a deployed state, showing the new design;

FIG. 2 is a rear, right, and bottom perspective view thereof in the deployed state;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left-side view thereof;

FIG. 6 is a right-side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is an enlarged view of portion 9 shown in FIG. 1;

FIG. 10 is an enlarged view of portion 10 shown in FIG. 1; and,

FIG. 11 illustrates another perspective view of the three-step ladder shown in FIG. 1, illustrating a folded state thereof.

The broken lines represent portions of the three-step ladder that form no part of the claimed design.

Claims

The ornamental design for a three-step ladder as shown and described.