Thirties
Invention
1930-1939
One of the inventions of the 1930's was baby food. Baby food has
helped parents feed their babies nutrients. This helped, because the babies
couldn't chew the hard food. Baby food was invented by three doctors
in 1931. It was also invented to prevent Ricket, which is a caused
by a lack of Vitamin D. This could be a crippling, child hood disease.
Nylon was also
invented. Nylon is used to make pantyhose. Woman use pantyhose
to make their legs look smoother. Today, there are numerous colors
of nylons used for fashions.
In 1934, Percy
Shawe invented the road reflectors. This invention has been known
to save numerous lives even today. They were first named, "cats eyes,"
because both reflect in the darkness.
John Logie Baird
commentated in the first black and white television production in 1936.
Also, a lawyer
named Chester Carlson invented the photocopier in 1938. However, it was
not used in offices until the 1960's.
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1930's
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