USD423970S - Level-alert sensor - Google Patents

Description

FIG. 1 is a top, front. left side perspective view of the level-alert sensor of the present invention;

FIG. 2 is a top plan view of the level-alert sensor of FIG. 1;

FIG. 3 is a front elevational view of the level-alert sensor of FIG. 1;

FIG. 4 is a top, front, right side perspective view of the level-alert sensor of FIG. 1; and,

FIG. 5 is a top, rear, right side perspective view of the level-alert sensor of FIG. 1.

Claims (1)

1. The ornamental design for a level-alert sensor, as shown and described.

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