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Inventions of the 1900's

Orden de Palabras:
AIRCONDITIONER
AIRPLANE
BRA
CONTRACEPTIVEPILL
CRAYONS
CROSSWORDPUZZLE
FROZENFOOD
HELICOPTER
IRONLUNG
KIDNEYDIALYSIS
MICROCHIP
MICROWAVE
PACEMAKER
PENICILLIN
PLASTIC
POLIOVACCINE
RADIO
TELEVISION
TRAFFICSIGNAL
VELCRO