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1. (WO2017031991) SERIES HYBRID BIPOLAR DIRECT-CURRENT TRANSMISSION SYSTEM HAVING DIRECT-CURRENT FAULT RIDE-THROUGH CAPABILITY
Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
United States of America 28.04.201715522954Published: 16.11.2017
Granted: 25.09.2018