Before revision: After the end of the Second World War in 1945 the company manufactured visor caps for the Deutsche Post, the BVG, the Deutsche Bahn, the prison system, the Berlin police and the Federal Border Guard under the new name Ca-Ha Prima Carl Halfar Mützenfabrik.
After revision: After the end of the Second World War in 1945 the company manufactured visor caps for the Deutsche Post, the BVG, the Deutsche Bahn, the prison system, the Berlin police and the Federal Border Guard under the new name Ce-Ha Prima Carl Halfar Mützenfabrik.