what year was the hair straightener invented
The first hair straightener was invented in 1872 by Marcel Grateu using simple heated metallic rods. Since then, it has gone through several improvements until it got to what it is today. This Site Might Help You.
Emile Berliner. Although the word “microphone” was coined in 1827 by Sir Charles Wheatstone, but the actual invention did not come until 1976 and it came at the hands of Emile Berliner. Born in Hanover, Germany on May 20, 1851. Berliner spent his early life studying the printing trade.