Carbon dioxide indicating apparatus

Description

FIG. 1 is a side view of carbon dioxide indicating apparatus showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left end view thereof;

FIG. 5 is a right end view thereof;

FIG. 6 is a first perspective view thereof taken from the right end as viewed in FIG. 1; and,

FIG. 7 is a perspective view thereof taken from the left end as viewed in FIG. 1.

Claims

The ornamental design for the carbon dioxide indicating apparatus, as shown and described.