(19)

(11)

EP 0 314 780 A1

(12)

(43) Date of publication: 10.05.1989 Bulletin 1989/19 (21) Application number: 88906262.0 (22) Date of filing: 17.05.1988

(51) International Patent Classification (IPC):  C09D 5/ 32( . ) G06F 3/ 16( . ) G09B 21/ 00( . ) G10L 15/ 26( . ) G06F 3/ 033( . ) G06F 17/ 30( . ) G10L 13/ 06( . ) G10L 15/ 18( . ) (86) International application number: PCT/US1988/001631 (87) International publication number: WO 1988/009540 (01.12.1988 Gazette 1988/26)

(84) Designated Contracting States: BE DE FR GB LU NL SE (30) Priority: 18.05.1987 US 19870085958 (71) Applicant: DUBRUCQ, Denyse Okemos, MI 48864 (US)	(72) Inventor: DUBRUCQ, Denyse Okemos, MI 48864 (US) (74) Representative: Schaumburg, Thoenes & Thurn  Mauerkircherstrasse 31 D-81679 München D-81679 München (DE)