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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 |
| 4671274 | Bipolar electrosurgical instrument A bipolar electrosurgical instrument, comprising movable arms (1 and 3) electrically insulated from each other and provided with current-carrying working jaws. According to the invention, the working jaws are shaped as prongs (6 and 7) curved in the same ... | 06/09/1987 |
