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您现在的位置:中国聚合物网 > 资源 > 随钻测斜仪 机械式 专利 胜利油田 的搜索结果 共有结果51,当前从第21条到第30条,本次搜索耗时0.0156284
 
Irish Patents Office (爱尔兰专利局)
【组织简介】 The Patents Office was established under the Industrial and Commercial Property (Protection) Act 1927. It is an independent statutory office under the control of the Controller of Patents, Designs and Trade Marks. The Controller...
http://www.polymer.cn/resource/10404resource.html
 
Estonian Patent Office (爱沙尼亚专利局)
The Estonian Patent Office (hereinafter: Office) is a government agency which operates within the area of government of the Ministry of Economic Affairs and Communications and has a directing function on the bases and to the extent prescribed by law. In fulfilling its tasks, the Office represents the state.
http://www.polymer.cn/resource/10396resource.html
 
美国专利商标局USPTO
【组织简介】 For over 200 years, the basic role of the Patent and Trademark Office (PTO) has remained the same: to promote the progress of science and the useful arts by securing for limited times to inventors the exclusive righ...
http://www.polymer.cn/resource/10394resource.html
 
欧洲专利局 European Patent Office
【组织简介】 The European Patent Office (EPO) is an international patent-granting authority established under the European Patent Convention (EPC), which was signed in Munich on 5 October 1973 and came into force on 7 October 1977. The ...
http://www.polymer.cn/resource/10392resource.html
 
美国专利分类法 (USPC)
【简介】 可在线浏览和检索的美国专利分类法。
http://www.polymer.cn/resource/10347resource.html
 
国际专利分类 (IPC, International Patent Classification)
The International Patent Classification (IPC), established by the Strasbourg Agreement 1971, provides for a hierarchical system of language independent symbols for the classification of patents and utility models according to the different areas of technology to which they pertain.
http://www.polymer.cn/resource/10346resource.html
 
免费专利下载工具GetIPDL
【用途】 GetIPDL downloads patent documents from JPO, USPTO, esp@cenet, DEPATISnet, Delphion and other free patent document delivery sites. It can download texts and images.
http://www.polymer.cn/resource/10340resource.html
 
了解专利术语(英文版)
这是一篇介绍专利术语的文章,发表在 JOM,48 (9) (1996), pp. 77-79.
http://www.polymer.cn/resource/10337resource.html
 
中国专利信息中心
中国专利信息中心(China Patent Information Center),简称 CPIC,是国家知识产权局的直属单位,承担着国家知识产权局赋予的维护和运行中国专利信息化系统、设计并建立全国专利信息系统等工作,同时具有为加速专利信息传播和促进专利技术实施而向社会提供综合性服务的职能。中国专利信息中心的工作和业务是全国专利事业的一部分,它是国家知识产权局直属的国家级大型综合性信息服务机构。
http://www.polymer.cn/resource/972resource.html
 
Qustel Orbit专利和WWW服务器
优秀的专利信息资源
http://www.polymer.cn/resource/904resource.html
 
 
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