(19)

(11)

EP 1 031 099 A2

(12)

(88) Date of publication A3: 22.07.1999 (43) Date of publication: 30.08.2000 Bulletin 2000/35 (21) Application number: 98958905.6 (22) Date of filing: 18.11.1998

(51) International Patent Classification (IPC)7: G06F 17/22 (86) International application number: PCT/EP9807/408 (87) International publication number: WO 9927/467 (03.06.1999 Gazette 1999/22)

(84) Designated Contracting States: AT CH DE ES FR GB IT LI NL SE (30) Priority: 21.11.1997 US 66356 P (71) Applicant: FROESSL, Horst D-69502 Hemsbach (DE)	(72) Inventor: FROESSL, Horst D-69502 Hemsbach (DE) (74) Representative: Frei, Alexandra Sarah et al Frei PatentanwaltsbüroPostfach 768 8029 Zürich 8029 Zürich (CH)