Walker

FIG. 1 is a front, right, and top perspective view of a walker, showing my new design;

FIG. 2 is a front, right, and bottom perspective view thereof;

FIG. 3 is a rear, left, and bottom perspective view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a left elevational view thereof;

FIG. 7 is a right elevational view thereof;

FIG. 8 is a top plan view thereof;

FIG. 9 is a bottom plan view thereof; and,

FIG. 10 is a detailed view taken from encircled portion labeled “ 10 ” in FIG. 2 .

The short-dash and long-dash broken lines in FIGS. 2 and 10 denote the boundaries of the detail areas and form no part of the claimed design. The even broken lines in the figures depict portions of the walker and form no part of the claimed design.