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Telephone was invented
Alexander Graham Bell invented the telephone. -
Automated phone developed
It developed into a fully automated system -
Phone had seperate pieces
It had a mouthpiece and an earphone -
Phones with more features
Could be bought in different colors and had coiled cable -
Electric phones
Phone had electronic switch, modular cords and jacks introduced -
Mobile Phone
First mobile phone network is created -
Touch Screen
phones are touch screen, own phone number and network provider
