(19)

(11)

EP 0 804 067 A1

(12)

(43) Date of publication: 05.11.1997 Bulletin 1997/45 (21) Application number: 96902501.0 (22) Date of filing: 18.01.1996

(51) International Patent Classification (IPC):  A01K 1/ 01( . ) (86) International application number: PCT/NL1996/000034 (87) International publication number: WO 1996/022017 (25.07.1996 Gazette 1996/34)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB IE IT LI NL PT SE (30) Priority: 18.01.1995 NL 19950000091 (71) Applicant: WOLTERS WX B.V. 8042 PS Zwolle (NL)	(72) Inventors: WOLTERS, Johannes, Stephannes, Josephus NL-8042 PS Zwolle (NL) CREMERS, Johannes, Hendrikus, Maria NL-5807 BH Oostrum (NL) (74) Representative: Morel, Christiaan F., Ir.Dr.  Van Dusseldorp, Liesveld & Morel, Patent and Law Office, P.O. Box 10482 7301 GL Apeldoorn 7301 GL Apeldoorn (NL)