(19)

(11)

EP 0 197 928 A1

(12)

(43) Date of publication: 22.10.1986 Bulletin 1986/43 (21) Application number: 84904042.0 (22) Date of filing: 23.10.1984

(51) International Patent Classification (IPC):  G01N 1/ 38( . ) (86) International application number: PCT/US1984/001709 (87) International publication number: WO 1986/002626 (09.05.1986 Gazette 1986/10)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (71) Applicant: Burg, Donald E. Miami Florida 33157 (US)	(72) Inventor: Burg, Donald E. Miami Florida 33157 (US)