FIG. 1 is a front view of a gas detector showing my new design in accordance with a first embodiment of the invention;
FIG. 2 is a rear view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a top view thereof;
FIG. 6 is a bottom view thereof;
FIG. 7 is an upper right front perspective view thereof;
FIG. 8 is a front view of a gas detector showing my new design in accordance with a second embodiment of the invention;
FIG. 9 is a rear view thereof;
FIG. 10 is a left side view thereof;
FIG. 11 is a right side view thereof;
FIG. 12 is a top view thereof;
FIG. 13 is a bottom view thereof;
FIG. 14 is an upper right front perspective view thereof;
FIG. 15 is a front view of a gas detector showing my new design in accordance with a third embodiment of the invention;
FIG. 16 is a rear view thereof;
FIG. 17 is a left side view thereof;
FIG. 18 is a right side view thereof;
FIG. 19 is a top view thereof;
FIG. 20 is a bottom view thereof;
FIG. 21 is an upper right front perspective view thereof;
FIG. 22 is a front view of a gas detector showing my new design in accordance with a fourth embodiment of the invention;
FIG. 23 is a rear view thereof;
FIG. 24 is a left side view thereof;
FIG. 25 is a right side view thereof;
FIG. 26 is a top view thereof;
FIG. 27 is a bottom view thereof;
FIG. 28 is an upper right front perspective view thereof;
FIG. 29 is a front view of a gas detector showing my new design in accordance with a fifth embodiment of the invention;
FIG. 30 is a rear view thereof;
FIG. 31 is a left side view thereof;
FIG. 32 is a right side view thereof;
FIG. 33 is a top view thereof;
FIG. 34 is a bottom view thereof; and,
FIG. 35 is an upper right front perspective view thereof.
The broken line showings of FIGS. 2-4, 6, 7, 9-11, 13, 14, 16-18, 20, 21, 23-25, 27, 28, 30-32, 34, and 35 are environmental only and not part of the claimed design.