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1. WO2017138094 - ACTIVE NOISE CONTROL DEVICE

Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
Japan 16.01.20182017566448
United States of America 21.06.201816065008Published: 17.01.2019
Granted: 05.02.2019
Germany 03.08.2018112016006169Published: 04.10.2018