(19)

(11)

EP 0 614 566 A1

(12)

(43) Date of publication: 14.09.1994 Bulletin 1994/37 (21) Application number: 91909312.0 (22) Date of filing: 13.03.1991

(51) International Patent Classification (IPC):  G11B 17/ 30( . ) (86) International application number: PCT/US1991/001741 (87) International publication number: WO 1992/016942 (01.10.1992 Gazette 1992/25)

(84) Designated Contracting States: DE FR GB (71) Applicant: LANGMAN, Kirk Los Angeles, CA 90064 (US)	(72) Inventor: LANGMAN, Kirk Los Angeles, CA 90064 (US) (74) Representative: Schaumburg, Thoenes & Thurn  Postfach 86 07 48 D-81634 München D-81634 München (DE)