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Electric Telegraph
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Mechanical computer
The computer was invented in year 1871 -
Telephone
Telephone was invented in March,10,1876 ,used for communicating by speaking into it.Telephones were really popular at the time. -
Internet
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E-Mail
Invented in 1978 with help of a 14 year old boy.E-mail is used as business communication or is highly used for communication.E-mail is still used today but not as much as when it was invented. -
Skype
With skype you can communicate with people all around the world with a computer,phone or any device with internet access.Skype was invented by Janus Friis,the softwear was created on 29,August,2003.
