(19)

(11)

EP 0 163 637 A1

(12)

(43) Date of publication: 11.12.1985 Bulletin 1985/50 (21) Application number: 84900232.0 (22) Date of filing: 29.11.1983

(51) International Patent Classification (IPC):  B64F 1/ 18( . ) G08G 5/ 00( . ) B64F 1/ 22( . ) (86) International application number: PCT/US1983/001898 (87) International publication number: WO 1985/002477 (06.06.1985 Gazette 1985/13)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (71) Applicant: RIEBOLD, Elbert M. Billings, MT 59101 (US)	(72) Inventor: RIEBOLD, Elbert M. Billings, MT 59101 (US) (74) Representative: Ayers, Martyn Lewis Stanley  J.A. KEMP & CO. 14 South Square Gray's Inn London WC1R 5LX London WC1R 5LX (GB)