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The word or phrase telegraph key refers to key consisting of a lever that sends a telegraph signal when it is depressed and the circuit is closed. See telegraph key meaning in Kannada, telegraph key definition, translation and meaning of telegraph key in Kannada. Learn and practice the pronunciation of telegraph key. Find the answer of what is the meaning of telegraph key in Kannada.
Other languages: telegraph key meaning in Hindi
What is telegraph key meaning in Kannada, telegraph key translation in Kannada, telegraph key definition, pronunciations and examples of telegraph key in Kannada.
