(19)

(11)

EP 0 208 731 A1

(12)

(43) Date of publication: 21.01.1987 Bulletin 1987/04 (21) Application number: 86900625.0 (22) Date of filing: 08.01.1986

(51) International Patent Classification (IPC):  E04B 1/ 344( . ) E04C 3/ 40( . ) (86) International application number: PCT/IT1986/000001 (87) International publication number: WO 1986/004104 (17.07.1986 Gazette 1986/17)

(84) Designated Contracting States: AT BE CH DE FR GB LI NL (30) Priority: 10.01.1985 IT 19850016301 (71) Applicant: ZUMBO, Francesco I-18038 Coldirodi di Sanremo(Imperia) (IT)	(72) Inventor: ZUMBO, Francesco I-18038 Coldirodi di Sanremo(Imperia) (IT) (74) Representative: Zorzoli, Franco  c/o BUGNION S.p.A. Via Carlo Farini 81 I-20159 Milan I-20159 Milan (IT)