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Abteilungsleiter

	Dipl.-Ing. Alwin Dieter	Hanauer Landstr. 135-137 60314 Frankfurt am Main Telefon (069) 9 59 21-453 Telefax (069) 9 59 21-204 alwin.dieter@bgs-ing.de
	Dipl.-Ing. Hans-Jürgen Garbe	Karl-Wiechert-Allee 1 B 30625 Hannover Telefon (05 11) 34 07-130 Telefax (05 11) 34 07-100 hans-juergen.garbe@bgs-ing.de
	Dipl.-Ing. Bernhard Hiesinger	Münsterstraße 20 53111 Bonn Telefon (0228) 7 26 31-33 Telefon (0228) 7 26 31-12 bernhard.hiesinger@bgs-ing.de