-
the first modern credit card was in 1950
-
in 1951 the colored tv was introduced.
-
in 1952 was the first seat belt in the car.
-
in 1953 DNA was discoverd
-
in 1950 the first McDonalds was built.
-
in 1955 rosa parkas refused to give up seat of public bus.
-
in 1956 the first bottle of liquid paper was invented.
-
in 1957 the hula hoop was a popular.