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1. WO1991009091 - AZEOTROPE-LIKE COMPOSITIONS OF 1,2-DIFLUOROETHANE AND DICHLOROTRIFLUOROETHANE

Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
European Patent Office 19.05.19921991902522Withdrawn: 11.09.1992
Published: 23.09.1992
Canada 03.06.19922070377