||
FI/F-terms查询
http://www5.ipdl.inpit.go.jp/pmgs1/pmgs1/pmgs_E
日本专利局工业产权数字图书馆(Industrial Property Digital Library,简称IPDL)
http://www.ipdl.inpit.go.jp/homepg_e.ipdl
日本专利分类查询入口:
http://www.jpo.go.jp/torikumi_e/searchportal_e/classification.htm
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