Extract from the Register of European Patents

EP Patent family: EP0212771
TypeType Equivalent
Publication No. DateType
EP0212771Global Dossier 04.03.1987A1
Priority number Date
US76788685 21.08.1985
TypeType Equivalent
Publication No. DateType
JPS6245641 27.02.1987A
Priority number Date
US76788685 21.08.1985