Extract from the Register of European Patents

EP Event history: EP0451933


Date  Description European Patent Bulletin date, issue number
11.06.1993 Application deemed to be withdrawn published on  04.08.1993 [1993/31]
31.03.1992 Publication of search report published on  20.05.1992 [1992/21]
30.08.1991 Publication in section I.1 EP Bulletin published on  16.10.1991 [1991/42]