Extract from the Register of European Patents

EP Patent family: EP0346874
TypeType Equivalent
Publication No. DateType
EP0346874Global Dossier 18.09.1991A3
EP0346874 20.12.1989A2
Priority number Date
US20760788 15.06.1988
TypeType Equivalent
Publication No. DateType
US4899382 06.02.1990A
Priority number Date
US20760788 15.06.1988