私密直播全婐app免费大渔直播,国产av成人无码免费视频,男女同房做爰全过程高潮,国产精品自产拍在线观看

搜索:  
分類
專利知識

瀏覽美國專利全文圖像文件的插件/控件的下載方法 (2002-03-07)
The Patent Full-Text Database contains hyperlinks from the [Images] button at the top of each full-text document display to the full-page images of each page of each patent in the database. New full-page images are normally available each issue day (Tuesday of each week).

美國專利分類法 (USPC)
【簡介】
可在線瀏覽和檢索的美國專利分類法。

國際專利分類 (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.

What Every Chemist Should Know about Patents (化學家應該了解的專利知識)

This is the 3rd edition of the American Chemical Society Committee on Patents and Related Matters patent primer, "What Every Chemist Should Know about Patents".

Research Disclosure (研究披露)
Our defensive publication service establishes inventions as prior art, preventing others from patenting the same concept.

主站蜘蛛池模板: 禹州市| 辽中县| 永靖县| 阿拉善左旗| 兰坪| 宜黄县| 盱眙县| 铁岭市| 广平县| 正定县| 永修县| 紫金县| 航空| 台东县| 英吉沙县| 绥阳县| 布尔津县| 社会| 资中县| 宜昌市| 会泽县| 辉县市| 高邮市| 丹江口市| 安徽省| 丰宁| 玉龙| 绿春县| 东城区| 磐安县| 常熟市| 阿拉善盟| 岐山县| 江口县| 沙田区| 彭州市| 吕梁市| 西林县| 嘉祥县| 保山市| 青海省|