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Intellectual property documentation and information—Classification and codes
国家知识产权局
本标准规定了知识产权文献与信息的分类体系及代码。
本标准适用于知识产权文献与信息的分类和标引,不适用于专利文献、商标公报的分类。
This standard is the original Chinese electronic standard.
If you need translation, please contact email: ChineseStandardsLibraryS001@gmail.com.
After you successfully purchase, we will send the electronic version of this standard to your email address