发明、实用新型专利申请按ipc部的分类统计表
applications for patents for inventions and utility models according to the section of ipc
发明、实用新型专利授权按ipc部的分类统计表
grants for patents for inventions and utility models according to the section of ipc
发明、实用新型专利申请按ipc大类的分类统计表
applications for patents for inventions and utility models according to the class of ipc
发明、实用新型专利授权按ipc大类的分类统计表
grants for patents for inventions and utility models according to the class of ipc
发明、实用新型专利申请按ipc小类的分类统计表
applications for patents for inventions and utility models according to the subclass of ipc
发明、实用新型专利授权按ipc小类的分类统计表
grants for patents for inventions and utility models according to the subclass of ipc
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