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Pat. 10333640 United States, Int. Cl.22 H04H 20/84, G11C 5/14, H01F 38/14, H02J 3/02, H02M 3/07, H04B 3/54, H02M 3/156. Range extension for combined data and power line : Appl. N 15/637337 : Filed 29.06.2017 : Pub. 25.06.2019 : / Christopher Pohl, Martin Rostan, Thomas Rettig, Johannes Kuenne ; Assignee Beckhoff Automation Gmbh and Co Kg ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10333640/en?oq=US10333640.html (дата обращения: ДД.ММ.ГГГГ).