World patent index

出版社:Derwent Publications Ltd.
资源类型:期刊
细分类型:过刊阅览
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Index of patents issued from the United States Patent and Trademark Office.

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Index of patents issued from the United States Patent Office 1970.

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  • 作者:ORGANIZATION,WORLD INTELLECTUAL PROPERTY
  • ISBN:NOTHING
  • 出版社:England : WORLD INTELLECTUAL PROPERTY ORGANIZATION, 1974
  • 出版年:1974