图书信息

Report of the Commissioner of Patents for the year 1855.

• 卷册:
• 作者: United States. Patent Office.
• 出版: Washington [D.C.]:C. Wendell,1856.
• 语言: ENG
• 分类: S419 .U54 1856
• 来源: BHL   https://www.biodiversitylibrary.org/item/90549
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