(19)
(11) EP 0 456 656 A1

(12)

(43) Date of publication:
21.11.1991 Bulletin 1991/47

(21) Application number: 90901861.0

(22) Date of filing: 18.01.1990
(51) International Patent Classification (IPC): 
G02F 1/ 1335( . )
F21V 5/ 02( . )
G02F 1/ 13357( . )
H01J 61/ 00( . )
H01J 61/ 32( . )
F21S 2/ 00( . )
F21V 8/ 00( . )
H01J 17/ 49( . )
H01J 61/ 30( . )
H01J 61/ 33( . )
(86) International application number:
PCT/GB1990/000075
(87) International publication number:
WO 1990/009676 (23.08.1990 Gazette 1990/20)
(84) Designated Contracting States:
DE FR GB IT NL SE

(30) Priority: 11.02.1989 GB 19890003118

(71) Applicant: Smiths Industries Public Limited Company
London, NW11 8DS (GB)

(72) Inventor:
  • FOX Neil Anthony
    Cheltenham Gloucestershire GL54 5NA (GB)

(74) Representative: Flint, Jonathan McNeill 
765 Finchley Road
London NW11 8DS
London NW11 8DS (GB)

   


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