(19)

(11)

EP 0 890 083 A1

(12)

(43) Date of publication: 13.01.1999 Bulletin 1999/02 (21) Application number: 97907260.0 (22) Date of filing: 26.03.1997

(51) International Patent Classification (IPC):  G01G 3/ 12( . ) (86) International application number: PCT/IL1997/000109 (87) International publication number: WO 1997/036154 (02.10.1997 Gazette 1997/42)

(84) Designated Contracting States: DE FR GB IT SE (30) Priority: 26.03.1996 IL 19960117658 (71) Applicant: Technion Research & Development Foundation Limited 32000 Haifa (IL)	(72) Inventor: INGMAN, Dov 34996 Haifa (IL) (74) Representative: Weydert, Robert, et al  Dennemeyer & Associates S.A. P.O. Box 1502 1015 Luxembourg 1015 Luxembourg (LU)