china's state intellectual property office
china's state intellectual property office
中国国家知识产权局
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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For example, Ma Lei, a mechanical engineering graduate, has invented an underwater defense system based on Zhang's hypothesis and it has been patented by China's State Intellectual Property Office.
譬如，海带缠潜艇的设想已经被一名机械工程专业的研究生马磊付诸实践，转化成为了一种水下防御系统，并申请了国家专利。
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