Walking cane

FIG. 1 is a front perspective view of our new design of a walking cane;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is an enlarged top plan view thereof;

FIG. 4 is an enlarged bottom plan view thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a right side elevation view thereof, the left side elevation view being a mirror image thereof;

FIG. 7 is a rear elevation view thereof;

FIG. 8 is an enlarged view of the circled portion “ 8 ” in FIG. 1 ; and,

FIG. 9 is an enlarged view of the circled portion “ 9 ” in FIG. 2 .

The dash-dot lines forming a circle in FIGS. 1, 2, 8, and 9 form no part of the claimed design. The broken lines depict portions of the cane that form no part of the claimed design.