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| Patents for George Stoudinger | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,083X | Jul. 17, 1830 | G. Stoudinger | Steel rolling-mill for carriage springs | steel maker | |
| 6,332X | Jan. 11, 1831 | G. Stoudinger | Springs, edging and drawing steel points | steel maker | |