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The ornamental design for an engine tester, as shown and described. |
FIG. 1 is a left front perspective view of an engine tester showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a left side elevational view thereof, the right side being a mirror image thereto;
FIG. 4 is a top plan view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a left front perspective view thereof in the closed position;
FIG. 8 is a front elevational view of FIG. 7;
FIG. 9 is a left side elevational view of FIG. 7 the right side being a mirror image thereto;
FIG. 10 is a top plan view of FIG. 7;
FIG. 11 is a rear elevational view of FIG. 7; and
FIG. 12 is a bottom plan view of FIG. 7.
Chirkov, Viktor V., Lyapunov, Alexandr V.
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