(19)

(11)

EP 0 566 568 A1

(12)

(43) Date of publication: 27.10.1993 Bulletin 1993/43 (21) Application number: 91909240.0 (22) Date of filing: 13.05.1991

(51) International Patent Classification (IPC):  A61N 1/ 16( . ) (86) International application number: PCT/IT1991/000038 (87) International publication number: WO 1992/011899 (23.07.1992 Gazette 1992/19)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR LI LU NL SE (30) Priority: 11.01.1991 IT 1991MI00051 (71) Applicant: WOOL SERVICE Srl I-20084 Lacchiarella (IT)	(72) Inventor: OLIVA, Carlo, c/o Centro Commerciale "Il Girasole" I-20084 Lacchiarella (IT) (74) Representative: Filippi, Remo, et al  Via Aldrovandi, 7 I-20129 Milano I-20129 Milano (IT)