Invention of the telephone by https://padlet.com/mansillamorena031/w9m0fp6ckm82a6fk Made by Mansilla Morena en-us 2021-08-10 21:23:46 UTC 2021-08-10 22:42:47 UTC hello@padlet.com https://padlet.net/icons/png/1f4de.png Antonio Meucci invented the telethrophone in 1854 mansillamorena031 https://padlet.com/mansillamorena031/w9m0fp6ckm82a6fk/wish/1674611649 He invented a device that was able to communicate his voice from the ground floor of a house to the upper floor.]]> 2021-08-10 21:27:15 UTC https://padlet.com/mansillamorena031/w9m0fp6ckm82a6fk/wish/1674611649 Alexander Graham Bell was a British scientist who invented the telephone on 1876 mansillamorena031 https://padlet.com/mansillamorena031/w9m0fp6ckm82a6fk/wish/1674616221 This invention used electricity to talk from the distance, and start a telephone network.
He was able to tell an entire phrase by phone.]]> 2021-08-10 21:33:12 UTC https://padlet.com/mansillamorena031/w9m0fp6ckm82a6fk/wish/1674616221 The first telephone exchange was installed in 1878. mansillamorena031 https://padlet.com/mansillamorena031/w9m0fp6ckm82a6fk/wish/1674619173 Twenty-one people worked there.]]> 2021-08-10 21:37:31 UTC https://padlet.com/mansillamorena031/w9m0fp6ckm82a6fk/wish/1674619173 The inventor of the payphone, William Gray in 1889 mansillamorena031 https://padlet.com/mansillamorena031/w9m0fp6ckm82a6fk/wish/1674627974 He first installed it in a bank in Hartford, Connecticut. He founded a successful company, the Gray Telephone Pay Station Company, to sell his invention.]]> 2021-08-10 21:50:33 UTC https://padlet.com/mansillamorena031/w9m0fp6ckm82a6fk/wish/1674627974 In 1898 Alexander Keith and John and Charles Erickson invented the dial disc mansillamorena031 https://padlet.com/mansillamorena031/w9m0fp6ckm82a6fk/wish/1674638931 With this phone you could not only call, you could send telegrams or messages spoken by the operator, as if it were an answering machine or an SMS system, saving distances.]]> 2021-08-10 22:08:35 UTC https://padlet.com/mansillamorena031/w9m0fp6ckm82a6fk/wish/1674638931 In 1922, a mobile phone was created, which was used by hooking it to telephone poles. mansillamorena031 https://padlet.com/mansillamorena031/w9m0fp6ckm82a6fk/wish/1674642482 The workers carried it with them, and connected the telephone to communicate.]]> 2021-08-10 22:14:54 UTC https://padlet.com/mansillamorena031/w9m0fp6ckm82a6fk/wish/1674642482 In 1970, inalambric telephones were introduced to the market mansillamorena031 https://padlet.com/mansillamorena031/w9m0fp6ckm82a6fk/wish/1674651087 Some units were installed in large companies, later, many people around the world could have one of these.]]> 2021-08-10 22:29:14 UTC https://padlet.com/mansillamorena031/w9m0fp6ckm82a6fk/wish/1674651087