what year did braun series 7 start?
In 1923, he began producing components for radio sets. In 1928, the company had grown to such an extent, partly due to the use of certain plastic materials, that it moved to new premises on Idsteiner Strasse. In 1929, eight years after he started his shop, Max Braun began to manufacture entire radio sets.n 1928, the company had grown to such an extent, partly due to the use of certain plastic materials, that it moved to new premises on Idsteiner Strasse. In 1929, eight years after he started his shop, Max Braun began to manufacture entire radio sets.