(19)

(11)

EP 0 231 290 A1

(12)

(43) Date of publication: 12.08.1987 Bulletin 1987/33 (21) Application number: 86904733.0 (22) Date of filing: 21.07.1986

(51) International Patent Classification (IPC):  H04M 1/ 60( . ) H04W 88/ 02( . ) H04M 1/ 725( . ) (86) International application number: PCT/AU1986/000207 (87) International publication number: WO 1987/000718 (29.01.1987 Gazette 1987/03)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 19.07.1985 AU 19850001547 (71) Applicant: CUSTOM PRODUCT DEVELOPMENT PTY. LTD. Toorak, VIC 3142 (AU)	(72) Inventors: MASSA, Massimo North Coburg, VIC 3058 (AU) FREEMAN, Anthony Moorrabbin, VIC 3189 (AU)