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1
电学领域专利申请文件撰写精要

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Main Authors: 李永红 (主编)
Published: 知识产权出版社
Publication Dates: 2016
Call Number: G306.3/4492
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机械领域专利申请文件的撰写与审查

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Main Authors: 张荣彦 (著)
Published: 知识产权出版社
Publication Dates: 2006
Call Number: G306.3/1240-1
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