結果 : who invented the first wireless telegraph
4:09

Who Invented Wireless Communication? | Earth Science

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Who Invented Wireless? Marconi, Lodge or Tesla?

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Using a 123 year old wireless telegraph machine! The first wireless tech in history!

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The First Wireless Signals Transmitted by Guglielmo Marconi, Italian Inventor

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Guglielmo Marconi Wireless Telegraphy

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How wireless telegraphy worked - Titanic case

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The Invention of Wireless - How One Technological Innovation Changed the World

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1:31

Invention of the Telegraph

Kean University
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10:01

The Machines That Built America: Tesla & Marconi Race to Wireless Tech | History

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The Telegraph: The Civil War Text Machine

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The First Ever Wireless Hack: Marconi vs Maskelyne

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4:24

MARCONI - HISTORY OF WIRELESS COMMUNICATION

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2:07

Bing wireless telegraph

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20:17

How did people talk before cell phones? | History Remade with Sabrina

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0:33

Guglielmo Marconi Demonstrates Wireless Telegraph

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1931 Guglielmo Marconi Inventor of the Telegram

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Father of Radio / Sino si Guglielmo Marconi

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Tesla vs. Marconi: Who Invented Radio

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How radio was invented

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