申请人 |
EVONIK DEGUSSA GMBH;ZELDER, OSKAR;GRABARSE, WOLFGANG;KLOPPROGGE, CORINNA;SCHROEDER, HARTWIG;HAEFNER, STEFAN;KNIETSCH, ANJA;HEROLD, ANDREA |
发明人 |
ZELDER, OSKAR;GRABARSE, WOLFGANG;KLOPPROGGE, CORINNA;SCHROEDER, HARTWIG;HAEFNER, STEFAN;KNIETSCH, ANJA;HEROLD, ANDREA |