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Study on Chinese Patent Online Databases |
Mao Qinfang Xu Zhijuan |
(Shanghai University Library, Shanghai 200436, China) |
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Abstract 文章对中国知识产权网、中国专利信息检索系统、北京市经济信息网、CNKI 中国专利数据库和中国专利信息网等五种网上专利数据库进行了调研, 从收录范围、记录字段和检索途径三方面进行了比较研究, 并作出综合评价。
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Received: 24 March 2001
Published: 25 October 2001
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Corresponding Authors:
Mao Qinfang,Xu Zhijuan
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