申请人 |
LEYBOLD DURFERRIT GMBH, 50968 KOELN, DE |
发明人 |
BETZ, ULRICH, DIPL.-ING., 63594 HASSELROTH, DE;KEMMER, HANS, DIPL.-ING., 63322 ROEDERMARK, DE;LORKE, MARTIN, DIPL.-ING., 63067 OFFENBACH, DE;PFEUFFER, KLAUS, DIPL.-ING., 63814 MAINASCHAFF, DE;STENZEL, OTTO, DR.-ING., 63584 GRUENDAU, DE |