(19)

(11)

EP 1 010 191 A1

(12)

(43) Date of publication: 21.06.2000 Bulletin 2000/25 (21) Application number: 98931761.5 (22) Date of filing: 01.07.1998

(51) International Patent Classification (IPC)7: H01J 5/08 (86) International application number: PCT/US9813/693 (87) International publication number: WO 0002/224 (13.01.2000 Gazette 2000/02)

(84) Designated Contracting States: BE DE FR GB IT NL SE (71) Applicant: OSRAM SYLVANIA INC. Danvers, MA 01923 (US)	(72) Inventors: YOUNG, Paul, A. Merrimack, NH 03054 (US) GAGNON, Mitchell, R. Manchester, NH 03104 (US) LYNCH, William, H. Derry, NH 03038 (US) (74) Representative: Grünecker, Kinkeldey, Stockmair & SchwanhäusserAnwaltssozietät  Maximilianstrasse 58 80538 München 80538 München (DE)