(19)

(11)

EP 0 047 267 A1

(12)

(43) Date of publication: 17.03.1982 Bulletin 1982/11 (21) Application number: 81900556.0 (22) Date of filing: 10.03.1981

(51) International Patent Classification (IPC):  H04M 11/ 00( . ) H04M 11/ 04( . ) (86) International application number: PCT/AU1981/000031 (87) International publication number: WO 1981/002657 (17.09.1981 Gazette 1981/22)

(84) Designated Contracting States: CH DE FR GB LI NL SE (30) Priority: 10.03.1980 AU 19800002687 (71) Applicant: MORGAN, Denis James. West Ryde, N.S.W. 2114 (AU)	(72) Inventor: MORGAN, Denis James. West Ryde, N.S.W. 2114 (AU) (74) Representative: Pears, David Ashley, et al  REDDIE & GROSE 16 Theobalds Road London WC1X 8PL London WC1X 8PL (GB)