Eli Whitney's Cotton Gin Patent Drawing, 03/14/1794, Page 1 : 無料・フリー素材/写真
Eli Whitney's Cotton Gin Patent Drawing, 03/14/1794, Page 1 / U.S. National Archives
| ライセンス | No known copyright restrictions(著作権制限なし) |
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| 説明 | Title: Eli Whitney's Cotton Gin Patent Drawing, 03/14/1794Production Date: March 14, 1794Eli Whitney's Patent for the Cotton Gin, March 14, 1794; Records of the Patent and Trademark Office; Record Group 241, National ArchivesDesigned to separate cotton fiber from seed, Whitney's cotton gin, for which he applied for a patent on October 28, 1793, and received a patent on March 14, 1794, introduced a new, profitable technology to agricultural production in America.Persistent URL: arcweb.archives.gov/arc/action/ExternalIdSearch?id=305886Access Restrictions: UnrestrictedUse Restrictions: Unrestricted |
| 撮影日 | 1794-03-14 12:05:46 |
| 撮影者 | U.S. National Archives |
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