(19)

(11)

EP 0 389 524 A1

(12)

(43) Date of publication: 03.10.1990 Bulletin 1990/40 (21) Application number: 88909956.0 (22) Date of filing: 25.11.1988

(51) International Patent Classification (IPC):  D04H 1/ 425( . ) D04H 1/ 4274( . ) D04H 1/ 544( . ) D04H 1/ 549( . ) D04H 1/ 551( . ) E04B 1/ 74( . ) D04H 1/ 4266( . ) D04H 1/ 54( . ) D04H 1/ 546( . ) D04H 1/ 55( . ) E04B 1/ 78( . ) (86) International application number: PCT/AU1988/000455 (87) International publication number: WO 1989/004886 (01.06.1989 Gazette 1989/12)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 25.11.1987 AU 19870005595 (71) Applicant: Lane, Maxwell Victor Dandenong, VIC 3175 (AU)	(72) Inventors: LANE, Maxwell, Victor Dandenong, VIC 3175 (AU) HATSWELL, Mark, Raymond Oakleigh, VIC 3166 (AU) (74) Representative: Boeters, Hans Dietrich, Dr.  Patentanwälte Boeters & Bauer, Bereiteranger 15 D-81541 München D-81541 München (DE)