今年4月，美国专利商标局广州办事处和中国国家知识产权局在深圳联合开展了关于专利申请与执法的项目。

And in April, PTO Guangzhou and the State Intellectual Property Office jointly organized a program on patent filing and enforcement in Shenzhen.

youdao

今年4月，美国专利商标局广州办事处和中国国家知识产权局在深圳联合开展了关于专利申请与执法的项目。

And in April, PTO Guangzhou and the State Intellectual Property Office jointly organized a program on patent filing and enforcement in Shenzhen.

youdao