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9787513069601: 专 利 挖 掘る 第 2 版

Synopsis

Language:Chinese.paperback.Pub Date:2020-07-01.publisher:Intellectual Property Publishing House.description:Paperback. Pub Date: 2020-07-01 Pages: 324 Language: Chinese Publisher: Intellectual Property Publishing House This book systematically sorts out the theory and common tools of patent mining. and for the first time passes through the main scenarios o

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