Domestic soda-water preparing device

FIG. 1 is a front elevational view of the domestic soda-water preparing device;

FIG. 2 is a back elevational view thereof;

FIG. 3 is a top plan view thereof

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a top, front, right side perspective view thereof.

The broken line portions are shown for environmental purposes and form no part of the claimed design.