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aidenna:國(guó)家知識(shí)產(chǎn)權(quán)局:http://www.sipo.gov.cn/zljs/ 6q]5Es< 專利搜索引擎:http://www.soopat.com/ 8g:;)u4$P (2014-03-22 12:41) 8 XICF
aidenna:比較常用而且好用的是soopat (2014-03-22 12:42) +8#_59;x
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