Toy bubble machine

FIG. 1 is a perspective view of a toy bubble machine showing the claimed design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is an enlarged view of area 9 shown in FIG. 1 .

The dash-dot-dash lines shown in the drawings are for the purpose of showing the area of enlargement and form no part of the claimed design.

The dashed broken links depict portions of the toy bubble machine that form no part of the claimed design.