1、美国经历了计算机软件可专利主题标准从技术性标准到实用性标准最后又回到技术性标准的这一重要的发展历程。The United States experienced an important development process of computer software patentable subject matter
in the electronic magazine software development process, using standardized software development of electronic journal of knowledge production process, direct and control the normal. In this, I will simulate a cartoo