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  TelephoneSystem

Sigma KEE - TelephoneSystem
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TelephoneSystem
A TelephoneSystem consists of a complete interconnection of Telephones, MainTelephoneLines, and other components that work together to make telephonic communication possible from point to point in a given area.
Relationships      
Parents CommunicationSystem CommunicationSystem is a complex system with various components, enabling communication (in some medium) between points in a specific area, whether local or worldwide.


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