source https://bsnlteleservices.com/telecommunication-definition-bsnl-formation-day/
Telecommunication Definition – BSNL Formation Day with Services
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June 24, 2020
June 24, 2020
Telecommunication is the exchange of information over significant distances by electronic means, where a complete, single telecommunications circuit consists of two stations, each equipped with a...
source https://bsnlteleservices.com/telecommunication-definition-bsnl-formation-day/
source https://bsnlteleservices.com/telecommunication-definition-bsnl-formation-day/
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