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Innocenzo Manzetti first had the idea of a speaking telegraph
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Charles Bourseul Published an article describing make and break type of telephone transmitter later created by Johann Reis
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Johann Philipp Reis demonstrated the telephone before the Physical Society of Frankfurt.
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La Feuille d’Asote reported rumors of telephones
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Alexander Graham Bell applies for improvement in telegraphy for electromagnetic telephones using amplitude modulation
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Early telephones were locally powered, using a transmitter
The Candlestick phone was created -
Telephone sets were developed to combine the bell and coil.
Cradle designs the handset phones.
55 telephone models have been created -
The rotary dial phone was created
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Avanced mobile phone systems were created
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Landline phones are still used today but many people have cell phones that are either touch screen or flip phones
