Humidifier

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

FIG. 2 is a rear, bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left view thereof;

FIG. 6 is a right view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof; and,

FIG. 9 is a partially enlarged view of FIG. 2 .

The broken lines shown on the drawings depict portions of the humidifier that form no part of the claimed design. The broken lines encircling portions of the humidifier in FIGS. 2 and 9 depict bounds of the enlargement that form no part of the claimed design.