(19)

(11)

EP 0 714 248 A1

(12)

(43) Date of publication: 05.06.1996 Bulletin 1996/23 (21) Application number: 94927171.0 (22) Date of filing: 15.08.1994

(51) International Patent Classification (IPC):  B08B 1/ 04( . ) A46B 13/ 02( . ) A46B 13/ 00( . ) (86) International application number: PCT/US1994/009228 (87) International publication number: WO 1995/005101 (23.02.1995 Gazette 1995/09)

(84) Designated Contracting States: DE FR GB (30) Priority: 19.08.1993 AU 19930044761 (71) Applicant: MINNESOTA MINING AND MANUFACTURING COMPANY St. Paul, MN 55133-3427 (US)	(72) Inventors: ALLAN, James, M. Toronto, Ontario M6R 1R4 (CA) BRANDLEY, Barry, A. Warrimoo, NSW 2774 (AU) (74) Representative: Warcoin, Jacques, et al  Cabinet Régimbeau, 26, avenue Kléber F-75116 Paris F-75116 Paris (FR)