(19)

(11)

EP 0 257 039 A1

(12)

(43) Date of publication: 02.03.1988 Bulletin 1988/09 (21) Application number: 86903628.0 (22) Date of filing: 11.04.1986

(51) International Patent Classification (IPC):  A01K 1/ 02( . ) (86) International application number: PCT/SE1986/000170 (87) International publication number: WO 1986/006581 (20.11.1986 Gazette 1986/25)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI NL (30) Priority: 17.05.1985 SE 19850002454 (71) Applicant: ANDERSSON, Karl-Anne S-190 63 Örsundsbro (SE)	(72) Inventor: ANDERSSON, Karl-Anne S-190 63 Örsundsbro (SE) (74) Representative: Bjellman, Lennart Olov Henrik, et al  DR. LUDWIG BRANN PATENTBYRA AB Box 1344 S-751 43 Uppsala S-751 43 Uppsala (SE)