UID:254001
UID:253493
aidenna:国家知识产权局:http://www.sipo.gov.cn/zljs/ #{<Jm?sU 专利搜索引擎:http://www.soopat.com/ :#b[gWl0Ru (2014-03-22 12:41) +dR$;!WB3
aidenna:比较常用而且好用的是soopat (2014-03-22 12:42) Vh4z+JOC
UID:286078
UID:279842
UID:296086
UID:297146
UID:300687