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The Vacuum Tube
it was invented by Willim DeForest. -
Sputnik1 and Sputnik2
they were luanched in Russia using computers -
Computer Mouse
Douglas Engelbart created the computer mouse -
Floppy disk
the floppy disk was invented by IBM engineers led by Alan Shugart -
Motorola Flip Phone
the flip phone came out -
Graphical web browser
first graphcial web browser for the general public -
iPhone
in 2007 the iPhone was created -
Kindle Fire HD
Kindle FIre HD was released in November
