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THE BATTERY
COUNT ALESSANDRO VOLTA invents the battery. The battery is used to power many communication devices today. -
Period: to
PERIOD
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FIRST PHOTOGRAPH
JOSEPH NIECEPHORE NIEPCE . Photos are used everywhere for advertising and many different things. -
TYPE WRITER
W.A.BURT, the type writer makes a letter faster than writing. -
TELEGRAPH
SAMUAL MORSE . the telegraph was used to send messages through a wire to far away places. -
FIBRE OPTICS
JOHN TYNDALL. demonstrated the principles of fiber optics .This used to broadcast tv channels like the local news. -
TELEPHONE
ALEXANDER GRAHAM BELL. The telephone is used today by millions of people around the world. -
MICROPHONE
EMILE BERLINER. Microphones are used for many famous speeches ,like the presidential speeches. -
KODAK CAMERA
kodak. this camera was offered at 25$ a piece ,but it was worth it. this camera revolutionized modern cameras today.it allows people to have camera at home and take personal professional pictures for them selves. -
NEON LIGHT
GEORGE CLAUDE. Neon lights are used by stores and big businesses to catch people attention. -
TRAFFIC SIGNAL
GARRETA.MORGAN. The traffic signal is used today to tell cars when to stop and go at an intersection. -
COMPUTAR PRINTERS
CHESTER CARISON .This printer is what started the idea of the laser printer. -
ELECTRONIC DIGITAL COMPUTER
JOHN ATANASOFF and CLIFFORD BERRY. Computer are used today for talking to other people across the world. -
DOPPLER RADAR
CHRISTISN ANDREAS DOPPLER. The doppler radar monitors whether in the range of the radar . this helps meteorologists predict weather patterns and tell us what the weather will be like . -
WRLD WIDE WEB
TIM BERNERS-LEE. The world wide web lets people talk to each other from across the world using computer. -
YOUTUBE
STEVE CHEN ,CHAD HURLEY,TAWED KARIM. Youtube allows people to watch videos and comment and talk about them on one website. -
IPHONE (MOBILE)
APPLE MACINTOSH. This phone allows people to talk to each other and surf the internet on the same time.
