Emergency alert systems

Communications: electrical – Condition responsive indicating system – With particular coupling link

Reexamination Certificate

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Details

C340S539110, C340S568400

Reexamination Certificate

active

07002466

ABSTRACT:
An emergency alert system comprising a two-way radio system having a first radio apparatus and a second radio apparatus. The first radio apparatus has a call activation device incorporated into its circuitry. A jack with a toggle member attached thereto may be provided for insertion into a jack receptacle of the transmitting apparatus. Removal of the jack by a service dog pulling on the toggle member causes a distress signal to be sent to the second radio apparatus.

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patent: WO 03/084004 (2002-04-01), None

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