我国体育专利结构与区域特征研究

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1008-1909|31|6|93-97

ISSN: 1008-1909

Source: 南京体育学院学报:社会科学版, Vol.31, Iss.6, 2017-01, pp. : 93-97

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Abstract