THEY WERE FLUSH WITH GOOD IDEAS

10 GOOD IDEAS AND THE YEARS INVENTED:

FLUSH TOILET: 1589 (SIR JOHN HARINGTON)
BRAILLE: 1829 (LOUIS BRAILLE)
SAFETY PIN: 1849 (WALTER HUNT)
PAPER CLIP: 1900 (JOHANN WAALER)
FROZEN FOOD: 1923 (CLARENCE BIRDSEYE)
LAUNDERETTE: 1934 (J.F. CANTRELLA)
CONTACT LENSES: 1948 (KEVIN TUOHY)
THE PILL: 1954 (GREGORY PINCUS)
POST-IT NOTES: 1980 (ART FRY)
MOBILE PHONE: 1947 (RICHARD FRENKIEL, JOEL ENGEL)