Security display with central control system

Communications: electrical – Condition responsive indicating system – Specific condition

Reexamination Certificate

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Details

C340S568200, C340S568300, C340S568800, C340S571000, C439S505000, C439S917000

Reexamination Certificate

active

07626500

ABSTRACT:
A security system for protecting a plurality of items of merchandise on display in a retail environment. Each of the items is connected to a sensor which is removably mounted in a display module and connected thereto by a power cord. A single alarm module located in an inaccessible location is connected to each of the display modules by another power cord. A power cord connects each of the display modules to a source of electricity for supplying electric power to the sensor through the display module and then to the displayed item for maintaining the charge on a battery of the displayed item. The alarm unit contains an internal power source for controlling the alarm circuitry. A plunger switch and LED may be contained in the sensor.

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