Hofstätter, Christian, Ing. Berthold-Linder-Weg 16 8047 Graz-Ragnitz (Graz(Stadt)) AT (0316) 57 52 17
Hörath, Christian Erich, DDr. Berliner Ring 33 8047 Graz-Ragnitz (Graz(Stadt)) AT www.emami.at (0316) 30 21 24