(19)

(11)

EP 0 102 367 A1

(12)

(43) Date of publication: 14.03.1984 Bulletin 1984/11 (21) Application number: 83900800.0 (22) Date of filing: 02.03.1983

(51) International Patent Classification (IPC):  D06M 13/ 372( . ) D06M 23/ 06( . ) D06M 13/ 463( . ) (86) International application number: PCT/GB1983/000064 (87) International publication number: WO 1983/003107 (15.09.1983 Gazette 1983/21)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 02.03.1982 GB 19820006087 (71) Applicant: FROST, Derek James London W6 7HP (GB)	(72) Inventor: FROST, Derek James London W6 7HP (GB)