| Telephone is not a luxury now but a necessity. | | | | History of telephone is very long. Though Francis |
| This is the most important mean of individual | | | | Bacon put the idea of telephone in his book in |
| communication. The telephone is a device which | | | | 1627, but in fact, it was developed many years |
| transmits and receives the sounds from one end | | | | later in 1876 by Alexander Graham Bell and Elisha |
| to other. Telephones are the indispensible part of | | | | Gray. As Graham Bell got his patent before Elisha |
| homes, industry, business, office, shops and other | | | | Gray, hence he was credited for the invention of |
| places. Better and easy communication is the key | | | | the telephone. Since then, newer technology for |
| to success of business or personal life. Over the | | | | telephone keeps coming. A altogether new |
| years many means of communication have | | | | industry, telecom industry came in to being. |
| developed like faxes or email but still telephone is | | | | Invention of telephone brought a revolution in the |
| the most important mean of communication. | | | | way of communication. |