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An Entity of Type : prov:Entity, within Data Space : webisadb.webdatacommons.org associated with source dataset(s)

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  • 20090122970Authentication Apparatus - An authentication device for fitting at the entrance to a property includes an externally facing interface including a speaker and a microphone; an internally facing interface comprising a speaker, a microphone and a keypad; and a processing unit including electrical interfaces to both the internally and externally facing interfaces and to a telephone unit.
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