intercom
(Q2603074)
stand-alone voice communications system for use within a building or small collection of buildings, functioning independently of the public telephone network
stand-alone voice communications system for use within a building or small collection of buildings, functioning independently of the public telephone network
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intercom
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| aliases |
intercommunication device talkback |
| description | stand-alone voice communications system for use within a building or small collection of buildings, functioning independently of the public telephone network |
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