(19)

(11)

EP 0 215 928 A1

(12)

(43) Date of publication: 01.04.1987 Bulletin 1987/14 (21) Application number: 86902275.0 (22) Date of filing: 25.03.1986

(51) International Patent Classification (IPC):  G01R 13/ 02( . ) G01R 21/ 133( . ) G01R 21/ 00( . ) (86) International application number: PCT/AU1986/000078 (87) International publication number: WO 1986/005887 (09.10.1986 Gazette 1986/22)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 25.03.1985 AU 19850009896 (71) Applicants: BARAN, Marion Dover Heights, NSW 2030 (AU) BARAN, Jack Dover Heights, NSW 2030 (AU)	(72) Inventors: BARAN, Marion Dover Heights, NSW 2030 (AU) BARAN, Jack Dover Heights, NSW 2030 (AU)