H04M 9/02
Arrangements for interconnection not involving centralised switching involving a common line for all parties
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Edits on 16 Mar, 2022
Golden AI
Edits on 5 Mar, 2022
Golden AI
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Infobox (+4 properties)
Description (+108 characters)
H04M 9/02
Arrangements for interconnection not involving centralised switching involving a common line for all parties
Infobox
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