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The ornamental design for a security system demonstrator, as shown and described. |
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FIG. 1 is a front elevational view of a security system demonstrator showing my new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a perspective view thereof with the door, trunk and hood open and the ignition key inserted.
| Patent | Priority | Assignee | Title |
| D356827, | Nov 05 1993 | Pease Industries, Inc. | Combined advertising display and door lock demonstrator |
| D360155, | Sep 23 1994 | False blinking lighting for simulating a vehicle alarm unit |
| Patent | Priority | Assignee | Title |
| 3864848, | |||
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| D283495, | Oct 03 1984 | 3S S.A. | Antitheft unit |
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