Bubble Level

FIG. 1 is a perspective view of a bubble level showing the new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a rear elevation view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines illustrate features of the bubble level that form no part of the claimed design.