| 申请人 |
HAPPEL GMBH & CO, 4690 HERNE, DE |
发明人 |
HABEL, ING. GRAD., WILHELM, D-4690 HERNE 2, DE;KLANER, DIPL.-ING., GERWIN, D-4322 SPROCKHOEVEL, DE;LEUCHTMANN, GUSTAV, D-4716 OLFEN, DE;MINNEROP, DIPL.-ING., KLAUS, D-4630 BOCHUM, DE;STEINHOFF, DIPL.-ING., NORBERT, D-4650 GELSENKIRCHEN, DE |
