PT Net a patent and trademark tutorial 的封面图片
PT Net a patent and trademark tutorial
TITLE_DISPLAY:
PT Net [electronic resource] : a patent and trademark tutorial
出版信息:
[Washington, DC : The Office, between 2000 and 2003]
格式:
电子资源
物理描述:
1 computer optical disc : col. ; 4 3/4 in.