发现好书期刊,享受阅读乐趣

海量图书期刊资源,随时随地畅享阅读乐趣

Interesting Patent Decision When Does an English Patent Take Date?

Interesting Patent Decision When Does an English Patent Take Date?

  • 期刊名称Scientific American
  • 卷第21卷
  • 期第17期
  • 印刷ISSN0036-8733
  • 文件大小590.18KB
  • 发表时间1869-10-23
  • DOI10.1038/scientificamerican10231869-266
  • 页码266-267
← 返回【学霸图书馆】主页