(19)

(11)

EP 0 333 784 A1

(12)

(43) Date of publication: 27.09.1989 Bulletin 1989/39 (21) Application number: 88907463.0 (22) Date of filing: 27.07.1988

(51) International Patent Classification (IPC):  G01F 1/ 78( . ) G01F 1/ 84( . ) G01F 1/ 80( . ) (86) International application number: PCT/US1988/002524 (87) International publication number: WO 1989/001134 (09.02.1989 Gazette 1989/04)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 27.07.1987 US 19870078206 07.03.1988 US 19880164541 (71) Applicant: LEW, Hyok Sang Arvada, CO 80005 (US)	(72) Inventor: LEW, Hyok Sang Arvada, CO 80005 (US) (74) Representative: Baillie, Iain Cameron, et al  c/o Ladas & Parry Altheimer Eck 2 D-80331 München D-80331 München (DE)