FIG. 1 illustrates a front, top, and right side perspective view of a tank gauge.
FIG. 2 illustrates a front, bottom, and right side perspective view of the tank gauge.
FIG. 3 illustrates a right elevation view of the tank gauge.
FIG. 4 illustrates a front elevation view of the tank gauge.
FIG. 5 illustrates a top plan view of the tank gauge; and,
FIG. 6 illustrates a bottom plan view of the tank gauge.
The broken lines represent the environment in which the article resides and forms no part of the claimed design.