History, 04.09.2021 21:30, nickespinosa11

5. Looking at page 154, who invented the telegraph and what year did he patent it? Explain how you send messages on a telegraph. What do we call the code used on a telegraph?
6. Looking at page 155, who patented the first telephone? What year did he patent it? By 1900, how many
telephones were there in the U. S.?
7. Looking at page 155, who developed the first practical typewriter? When did he develop it? What can a
typewriter produce? How did the invention of the typewriter affect the lives of women?
8. Looking at page 155, what did Thomas Edison open up in 1876? Who did he hire? What two invention did
Edison and his team soon invent? What did Edison become known as?
9. Looking at page 155, what was Edison the first to come up with? What did he install in 1882? What
provided the power for this? In all, how many patents did Edison have?

5. Looking at page 154, who invented the telegraph and what year did he patent it? Explain how you

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5. Looking at page 154, who invented the telegraph and what year did he patent it? Explain how you s...