(19)

(11)

EP 0 650 546 A1

(12)

(43) Date of publication: 03.05.1995 Bulletin 1995/18 (21) Application number: 93910075.0 (22) Date of filing: 07.06.1993

(51) International Patent Classification (IPC):  E06B 1/ 30( . ) E06B 3/ 58( . ) (86) International application number: PCT/FI1993/000246 (87) International publication number: WO 1993/025791 (23.12.1993 Gazette 1993/30)

(84) Designated Contracting States: AT BE DE DK ES FR GB GR IE IT LU NL SE (30) Priority: 05.06.1992 FI 19920002614 (71) Applicant: MESVAC OY FIN-00730 Helsinki (FI)	(72) Inventor: VIRTANEN, Antti, Jaakko FIN-04230 Kerava (FI) (74) Representative: Cronin, Brian Harold John, et al  Moinas, Kiehl & Cronin 42 rue Plantamour CH-1201 Genève CH-1201 Genève (CH)