結果 : electric telegraph invention date
1:31

Invention of the Telegraph

Kean University
560,257 回視聴 - 9 年前
1:58

The Telegraph: The Civil War Text Machine

Untold History
131,992 回視聴 - 2 年前
3:45

How the Telegraph Changed Communication

The Business Journal - Youngstown Publishing Co.
82,090 回視聴 - 6 年前
20:17

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

HISTORY
108,900 回視聴 - 2 年前

-
13:02

Telegraph Tales: Tracing the Evolution of Long-Distance Communication

History Junkie
4,663 回視聴 - 1 年前
29:00

What happened to America’s Telegraph lines? How the Telegraph Transformed America - IT'S HISTORY

IT'S HISTORY
279,277 回視聴 - 2 年前
4:25

Invention Of Morse Code | The Dr. Binocs Show | Best Learning Video for Kids | Preschool Learning

Peekaboo Kidz
916,118 回視聴 - 7 年前

-
10:27

Evolution of Telegraph 1791 - 2020 | History of Telegraph, Documentary video

Explain Like I’m Five
33,302 回視聴 - 3 年前
2:59

Telegraphs and Telephones - How They Work

National Museum of American History
103,051 回視聴 - 13 年前
3:29

How Does Morse Code Work?

Concerning Reality
791,388 回視聴 - 5 年前
14:46

Claude Chappe and the Napoleon Telegraph

The History Guy: History Deserves to Be Remembered
92,772 回視聴 - 2 年前
15:40

How the telegraph changed the world!

Ian Horseman - Builder of Things
645 回視聴 - 3 年前
1:51

High speed morse telegraphy using a straight key

jo2slz
12,605,179 回視聴 - 12 年前
5:10

The Undersea Cable That Linked The World

Bloomberg Originals
1,023,790 回視聴 - 5 年前
6:38

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

PhysicsIsFun
8,526 回視聴 - 1 年前
4:17

What is telegraph machine | How to work telegraph machine 3D animation

Best info Entertainment
6,372 回視聴 - 1 年前
8:30

Brief History of Latency: Electric Telegraph

Ilya Grigorik
2,644 回視聴 - 12 年前
0:43

The Birth of the Electric Telegraph

Timeless Ingenuity
7 回視聴 - 3 か月前
1:00

The Birth of the Electric Telegraph! 📞📵

InsiteOdyssey
410 回視聴 - 3 週間前
0:46

First Electric Telegraph: Communication Revolution

Agonya
9 回視聴 - 3 か月前