(19)

(11)

EP 1 019 882 A1

(12)

(43) Date of publication: 19.07.2000 Bulletin 2000/29 (21) Application number: 97940806.9 (22) Date of filing: 04.09.1997

(51) International Patent Classification (IPC)7: G08C 17/02, H04Q 9/00 (86) International application number: PCT/US9715/570 (87) International publication number: WO 9810/394 (12.03.1998 Gazette 1998/10)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 06.09.1996 US 24698 P (71) Applicant: Innovatec Corporation Milwaukee, WI 53204 (US)	(72) Inventors: NAP, Kimbel, A. Glendale, WI 53217 (US) EHRKE, Lance, A. Brookfield, WI 53045 (US) DRESSELHUYS, Donn, R. Shorewood, WI 53211 (US) (74) Representative: Klunker . Schmitt-Nilson . Hirsch  Winzererstrasse 106 80797 München 80797 München (DE)