Inventions

Many new inventions were made during this period. One of the most used was baby food. This helped parents feed their babies nutrients and also because babies couldn't chew hard food. Nylon was invented to make pantyhose. Women use pantyhose to make their legs look smoother. A lawyer named Chester Carlson invented the photocopier in 1938, but it wasn't used until the 1960's. The ballpoint pen was invented in 1938. The helicopter was invented in 1936 in Germany by Ernst Ruska. Radar for aircraft and magnetic recording became popular in traveling and made it much easier.