Revision Changes to the IPC During the Next Two Years - Mr. Koichi Matsushita

文件编号IPC/WK/GE/10/REF03MATSUSHITA
相关会议IPC/WK/GE/10
发布日期2010年2月9日
EnglishRevision Changes to the IPC During the Next Two Years - Mr. Koichi Matsushita

Mr. Koichi Matsushita, Senior Patent Classification Officer, International Patent Classification Section, International Classifications and WIPO Standards Service, WIPO

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