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EP0028508
European procedure
Extract from the Register of European Patents
| Type |  Equivalent | Publication No. | Date | Type | AU5948880 |  Global Dossier
| 07.05.1981 | A | Priority number | Date | GB7937907 | 01.11.1979 | Type | Equivalent | Publication No. | Date | Type | EP0028508 | Global Dossier
| 08.02.1984 | B1 | EP0028508 | 13.05.1981 | A1 | Priority number | Date | GB7937907 | 01.11.1979 | Type | Equivalent | Publication No. | Date | Type | DE3066517D1 | 15.03.1984 | D1 | Priority number | Date | GB7937907 | 01.11.1979 | Type | Equivalent | Publication No. | Date | Type | GB2064440 | 09.11.1983 | B | GB2064440 | 17.06.1981 | A | Priority number | Date | GB7937907 | 01.11.1979 | Type | Equivalent | Publication No. | Date | Type | US4366977 | 04.01.1983 | A | Priority number | Date | GB7937907 | 01.11.1979 |