Telephone

Invention of Telephone

1876

Alexander Graham Bell invented the first telephone. Some newspaper refer the telephone like the sepaking telegraph. Cites resources:
https://www.ericsson.com/en/about-us/history/changing-the-world/phones-for-everyone/the-invention-of-the-telephone
https://www.tiki-toki.com/timeline/entry/327072/History-of-the-Telephone/

Rotary Phone

1960

Rotary phones included a rotation of the dial for enter phone numbers to call. The rotary phones used during many years. Now this phones are vintage. Cites resources:
https://www.tiki-toki.com/timeline/entry/327072/History-of-the-Telephone/

Portable Phone

1980

With this invention did phones more flexible and you could used around the house. You could travel with your phone but they weigh very much. Cites resources:
https://www.tiki-toki.com/timeline/entry/327072/History-of-the-Telephone/

Smartphone

2007

Smartphones dominate the market. The principal new thing was that they were small. Smartphones in that time had many things like camera. The smartphone most wanted was iPhone, the first smartphone with Touch Screen. Cites resources:
https://www.tiki-toki.com/timeline/entry/327072/History-of-the-Telephone/