Searching patents. 的封面图片
Searching patents.
TITLE_DISPLAY:
Searching patents.
团体著者:
Center for Patent and Trademark Information (U.S.)
出版信息:
Washington, D.C. : United States Dept. of Commerce, Patent and Trademark Office, Center for Patent and Trademark Information,
格式:
持续资源
物理描述:
v. ; 28 cm.
团体主题:
Center for Patent and Trademark Information (U.S.) -- Periodicals.
主题词汇:
Patent searching -- United States -- Periodicals.