Name | Street | Town | State | From | To |
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Colvin, Robert K. |   | Lancaster | Pennsylvania | 1860s |   |
Patent | Date | Remarks |
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44,784 | October 25, 1864 | Patent drawing |
Contract | for |
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  |   |
Product |
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His patent cover a combination of a revolver, a bayonet and a musket. Was there any relationship to Colvin, Robert J. ? |