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Brevet – PAPER ARTWORK TRACEABILITY AND ANTI-COUNTERFEITING METHOD AND SYSTEM BASED ON BLOCKCHAIN

Published Date: 18 août 2019 0 241

Libellé du brevet : « PAPER ARTWORK TRACEABILITY AND ANTI-COUNTERFEITING METHOD AND SYSTEM BASED ON BLOCKCHAIN »

Source : Voir le brevet

Date : August 18, 2019 at 07:12AM

Tag(s) : Blockchain – Brevets