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1. (WO1991008272) USE OF COMPLEX LIGANDS FOR IONS IN FERROELECTRIC LIQUID CRYSTAL MIXTURES
Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
European Patent Office 23.05.19921991900771Published: 16.09.1992
Granted: 22.02.1995
Finland 26.05.1992922407
Canada 29.05.19922069936
Norway 17.07.199219922135