Gas filling machine

[0001]FIG. 1 is a front view of the gas filling machine of the present invention showing our new design;

[0002]FIG. 2 is a rear view thereof;

[0003]FIG. 3 is a right-side view thereof;

[0004]FIG. 4 is a left-side view thereof;

[0005]FIG. 5 is a top view thereof;

[0006]FIG. 6 is a bottom view thereof;

[0007]FIG. 7 is a top left perspective view thereof; and,

[0008]FIG. 8 is a top left perspective view thereof.

[0009]The broken lines shown in FIGS. 1-8 represent portions of a filling machine alone or in combination with a filling nozzle and form no part of the claimed design.