1 The DGBMT becomes a new technical society in the VDE. 2  The DKE is renamed DKE German Commission for Electrical, Electronic and Information Technologies of DIN and VDE. 3  The VDE opens a representative office in the capital of Berlin. The DGBMT becomes a new technical society in the VDE. 2  The DKE is renamed DKE German Commission for Electrical, Electronic and Information Technologies of DIN and VDE. 3  The VDE opens a representative office in the capital of Berlin.