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1. WO2019047997 - REINFORCEMENT SYSTEM FOR THE CONCRETE LINING OF THE INNER SHELL OF A TUNNEL CONSTRUCTION

Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
European Patent Office 09.09.20192018773927
Australia 31.01.20202018328611Published: 20.02.2020
Canada 13.02.20203072965
Israel 23.02.2020272862
Russian Federation 07.04.20202020107682