Type | Equivalent | Publication No. | Date | Type | JPH04297870 | Global Dossier | 21.10.1992 | A | Priority number | Date | JP3591191 | 01.03.1991 | Type | Equivalent | Publication No. | Date | Type | EP0502448 | Global Dossier | 20.01.1993 | A3 | EP0502448 | 09.09.1992 | A2 | Priority number | Date | JP3591191 | 01.03.1991 |