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EP0297669
European procedure
Extract from the Register of European Patents
| Type |  Patent family member | Publication No. | Date | Type | DE3852723D1 | 23.02.1995 | D1 | Priority number | Date | DE3721823 | 02.07.1987 | DE3852723 | 27.06.1988 | Type |  Equivalent | Publication No. | Date | Type | EP0297669 |  Global Dossier
| 11.01.1995 | B1 | EP0297669 | 06.02.1991 | A3 | EP0297669 | 04.01.1989 | A2 | Priority number | Date | DE3721823 | 02.07.1987 | Type | Equivalent | Publication No. | Date | Type | DE3721823 | 12.01.1989 | A1 | Priority number | Date | DE3721823 | 02.07.1987 | Type | Equivalent | Publication No. | Date | Type | JP2666827B | 22.10.1997 | B2 | JPS6425030 | 27.01.1989 | A | Priority number | Date | DE3721823 | 02.07.1987 | Type | Equivalent | Publication No. | Date | Type | US4883954 | 28.11.1989 | A | Priority number | Date | DE3721823 | 02.07.1987 |