包装类外观设计专利特点及法律适用
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 10-1332|volume|3|76-80
ISSN: 10-1332
Source: 专利代理, Vol.volume, Iss.3, 2017-01, pp. : 76-80
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Abstract