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| Patents for Charles Ruggles | |||||
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| Number | Date | Patentee | Title | Type | |
| 143,466 | Oct. 07, 1873 | C. Ruggles | Improvement in machines for cutting gores in staves | barrel making machines | |
| 144,635 | Nov. 18, 1873 | C. Ruggles | Improvement in machinery for making barrels | barrel making machines | |