(19)

(11)

EP 0 122 912 A1

(12)

(43) Date of publication: 31.10.1984 Bulletin 1984/44 (21) Application number: 82903346.0 (22) Date of filing: 25.10.1982

(51) International Patent Classification (IPC):  G01N 1/ 08( . ) (86) International application number: PCT/SE1982/000348 (87) International publication number: WO 1984/001827 (10.05.1984 Gazette 1984/12)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL (71) Applicant: DICKER, Paul-Erik S-522 00 Tidaholm (SE)	(72) Inventor: KOSKINIEMI, John S-566 00 Habo (SE)