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technology through the ages
the first ever telephone -
first ever light bulb
was made by Thomas Alva Edison. he could have been said to create the first commercially practical incandescent light -
flat iron
made by Henry W. Seeley -
first ever dish washer
made by Josephine Garis -
first ever vacuum cleaner
made by David T. Kenny -
radio broadcasting
made by Reginald Fessedenden -
the elecctric washing machine
made by Alva J. Fisher -
radar
made by sir Robert Watson-Watt -
the turnstile antenna
made by George brown -
the first electric guitar
made by George beauchamp -
the jukebox
made by Filden Maestro -
kidney dialysis machine
made by Willem Kolff
