 In 1920, after 50 years of production in Strasbourg, the factory was relocated to Lahr.At the end of the 1930s the families of Adler and Oppenheimer, which also owned the Adler & Oppenheimer leather company which was also stationed in Strasbourg, owned one third of the shares of Roth-Händle AG, which had since been converted into a stock corporation.The then capital stock was just under 2 million Reichsmark.