Portable White Noise Machine

FIG. 1 is a perspective view of a portable white noise machine showing my new design;

FIG. 2 is another 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; and,

FIG. 9 is a partially enlarged view thereof, taken from FIG. 5 .

The broken lines in the figures illustrate the portions of the portable white noise machine and form no part of the claimed design. The dot-dash broken lines of FIGS. 5 and 9 are included to show a partially enlarged view only and form no part of the claimed design.