(19)

(11)

EP 0 453 465 A1

(12)

(43) Date of publication: 30.10.1991 Bulletin 1991/44 (21) Application number: 90901634.0 (22) Date of filing: 10.01.1990

(51) International Patent Classification (IPC):  B67D 7/ 34( . ) G09F 23/ 00( . ) B67D 7/ 42( . ) (86) International application number: PCT/GB1990/000030 (87) International publication number: WO 1990/008375 (26.07.1990 Gazette 1990/17)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB IT LI LU NL SE (30) Priority: 16.01.1989 GB 19890000869 (71) Applicant: Richmond, Raymond Garforth, Leeds LS25 1DX (GB)	(72) Inventor: Richmond, Raymond Garforth, Leeds LS25 1DX (GB) (74) Representative: Denmark, James  Bailey, Walsh & Co. 5 York Place Leeds LS1 2SD Yorkshire Leeds LS1 2SD Yorkshire (GB)