(19)

(11)

EP 1 049 962 A1

(12)

(43) Date of publication: 08.11.2000 Bulletin 2000/45 (21) Application number: 98965556.8 (22) Date of filing: 31.12.1998

(51) International Patent Classification (IPC)7: G04B 17/00 (86) International application number: PCT/US9827/898 (87) International publication number: WO 9936/836 (22.07.1999 Gazette 1999/29)

(84) Designated Contracting States: BE DE FR GB LU NL SE (30) Priority: 20.01.1998 US 9408 (71) Applicant: TEMTEC, INC. Suffern, NY 10901 (US)	(72) Inventors: HOLT, Robert, J. Cornwall-on-Hudson, NY 12520 (US) HAAS, David, J. Suffern, NY 10901 (US) (74) Representative: Bayliss, Geoffrey Cyril et al BOULT WADE TENNANT,Verulam Gardens70 Gray's Inn Road London WC1X 8BT London WC1X 8BT (GB)