(19)

(11)

EP 0 190 293 A1

(12)

(43) Date of publication: 13.08.1986 Bulletin 1986/33 (21) Application number: 85904066.0 (22) Date of filing: 12.08.1985

(51) International Patent Classification (IPC):  H03K 17/ 725( . ) H05B 39/ 08( . ) H03K 17/ 96( . ) (86) International application number: PCT/AU1985/000188 (87) International publication number: WO 1986/001355 (27.02.1986 Gazette 1986/05)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 10.08.1984 AU 19840006503 (71) Applicants: KONINGEN, Susan Peta River Hills, QLD 4074 (AU) EATON, Gregory Francis Coorparoo, QLD 4151 (AU)	(72) Inventors: KONINGEN, Susan Peta River Hills, QLD 4074 (AU) EATON, Gregory Francis Coorparoo, QLD 4151 (AU)