摩拜单车、小黄车专利申请现状分析

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1008-2603|volume|5|93-97

ISSN: 1008-2603

Source: 华北电力大学学报:社会科学版, Vol.volume, Iss.5, 2017-01, pp. : 93-97

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Abstract