- Alexander
Graham Bell
- Antonio
Santi Giuseppe Meucci
- Martin
Cooper
- Charles
Babbage
- John
Logie Baird
- Guglielmo
Marconi
- Satelit
buatan manusia (Rusia)
- Satelit
alami
- Thomas
Alva Edison
- Sir
Joseph Wilson Swan, D.Sc.hc, FRS
- Michael
Faraday
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