automatic telephone exchange मीनिंग इन हिंदी

• स्वचल टेलीफोन केंद्र • स्वचालित टेलीफोन केंद्र

automatic: स्वचलित बन्दूक
automatic telephone: स्वचल टेलीफोन
telephone: दूर भाषण यंत्र
telephone exchange: दूरभाष केन्द्र
exchange: आदान प्रदान

अधिक: आगे

He was formally inaugurating the 600-line expanded automatic telephone exchange in Tangail.
An automatic telephone exchange system links all important cities and towns.
The Strowger Automatic Telephone Exchange company had been formed on 30 October 1891.
The Strowger Automatic Telephone Exchange Company was founded in 1891.
One of the best forms of selection is illustrated by the automatic telephone exchange.
The world's first automatic telephone exchange had opened in La Porte, Indiana in November 1892.
Air conditioning was fitted throughout the ship, and a 200-line automatic telephone exchange was installed.
A "'miraculous machine'--a mechanical process which could work on scanning', and automatic telephone exchange connections.
On 3 February 1924, the first automatic telephone exchange in Spain is inaugurated in Balaguer.
He first conceived his invention in 1888, and patented the automatic telephone exchange in 1891.