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EP0230959
European procedure
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Extract from the Register of European Patents
| Type |  Patent family member | Publication No. | Date | Type | JPS62197141 | 31.08.1987 | A | Priority number | Date | US82084286 | 21.01.1986 | Type | Patent family member | Publication No. | Date | Type | US5032193 | 16.07.1991 | A | Priority number | Date | US31200389 | 16.02.1989 | US46829890 | 22.01.1990 | US82084286 | 21.01.1986 | Type |  Equivalent | Publication No. | Date | Type | EP0230959 |  Global Dossier
| 12.07.1989 | A3 | EP0230959 | 05.08.1987 | A2 | Priority number | Date | US91875986 | 14.10.1986 | US82084286 | 21.01.1986 |