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aidenna:国家知识产权局:http://www.sipo.gov.cn/zljs/ l{Et:W%| 专利搜索引擎:http://www.soopat.com/ "5v^6R9e (2014-03-22 12:41) V`rxjv}!
aidenna:比较常用而且好用的是soopat (2014-03-22 12:42) 9i D&y)$"
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