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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 7500574 | Collapsible rack A rack includes a rear wall and two side walls hinged to the rear wall to pivot toward one another when the rack is being collapsed. The side walls include brackets releasably supporting shelves. The shelves are made of metal wire and may be collapsed to a flat conf... | 03/10/2009 |
