It started early in the 20th century, when an electrician put together the components for what would be the world’s first printed circuit board. The idea behind the circuit board, which at that time was significantly larger than the circuit boards of today, involved pieces on a piece of copper. Electricity would run through it.
That initial invention, likely the result of an initial experiment run by Edison in the late 19th century, led to the progression of the invention in the 1930s during the second World War. Then, an inventor in the United Kingdom put together the first printed circuit board of a smaller size to be used to the fight the Nazis.
The patent was soon released by the military for all the world to use.
The year the military released the patent on the printed circuit board w