(19)

(11)

EP 0 034 611 A1

(12)

(43) Date of publication: 02.09.1981 Bulletin 1981/35 (21) Application number: 80901629.0 (22) Date of filing: 27.08.1980

(51) International Patent Classification (IPC):  G10G 1/ 00( . ) (86) International application number: PCT/AU1980/000052 (87) International publication number: WO 1981/000637 (05.03.1981 Gazette 1981/06)

(84) Designated Contracting States: AT CH DE FR LI LU NL SE (30) Priority: 27.08.1979 AU 19790000211 (71) Applicant: LOUEZ, Nigel Robert Neutral Bay, NSW 2089 (AU)	(72) Inventor: LOUEZ, Nigel Robert Neutral Bay, NSW 2089 (AU)