A list of the »HVG member companies« and/or »bodies in the field of glass«can be viewed via the menus in the left margin.
As a DGG member, after registration, you have access also to the data of the other members (provided that they have not contradicted to a publication).
For this purpose, please enter the information given on the letter concerning your DGG fee into the sections of the form below. (Regarding the password, please consider the upper and lower case!)