(19)

(11)

EP 0 500 895 A1

(12)

(43) Date of publication: 02.09.1992 Bulletin 1992/36 (21) Application number: 91916659.0 (22) Date of filing: 09.09.1991

(51) International Patent Classification (IPC):  G11B 23/ 04( . ) G11B 23/ 38( . ) (86) International application number: PCT/US1991/006475 (87) International publication number: WO 1992/004714 (19.03.1992 Gazette 1992/07)

(84) Designated Contracting States: FR (30) Priority: 10.09.1990 US 19900580091 (71) Applicant: GOOD, Michelle Anne Hollister, CA 92503 (US)	(72) Inventor: GOOD, Michelle Anne Hollister, CA 92503 (US) (74) Representative: Luckhurst, Anthony Henry William  MARKS & CLERK, 57-60 Lincoln's Inn Fields London WC2A 3LS London WC2A 3LS (GB)