INVENTION AND INVENTOR NAME
- ICE CREAM CONE --- ITALO MARCIONI -- 1904
- CROSSWORD PUZZLE --- ARTHUR WYNNE -- 1913
- TEA BAG --- JOSEPH KRIEGER --1920
- BALL POINT PEN --- LASZLO BIRO --1938
- INSTANT COFFEE --- NESTLE --1938
- MICROWAVE OVEN --- PERCY LEBARON SPENCER--1945
- TUPPERWARE --- EARL W.TUPPER --1945
- CREDIT CARD --- FRANK X.MCNAMRA--1950
- DIGITAL WATCH --- GEORGE THEISS/WILLY CRABTREE--1971
- POCKET CALCULATOR --- SHARP --1971
- WORLD WIDE WEB --- TIM BERNERS -LEE --1989
- IPOD DIGITAL MUSIC PLAYER --- APPLE COMPUTER,INC--2000
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