(19)

(11)

EP 0 111 544 A1

(12)

(43) Date of publication: 27.06.1984 Bulletin 1984/26 (21) Application number: 83902191.0 (22) Date of filing: 31.05.1983

(51) International Patent Classification (IPC):  G09B 5/ 04( . ) G09B 19/ 04( . ) (86) International application number: PCT/US1983/000854 (87) International publication number: WO 1983/004452 (22.12.1983 Gazette 1983/29)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 10.06.1982 US 19820364430 (71) Applicant: SKOCZYLAS, Wieslaw Jan Berwyn, IL 60402 (US)	(72) Inventor: SKOCZYLAS, Wieslaw Jan Berwyn, IL 60402 (US)