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| Patents for Leonard S. Maring | |||||
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| Number | Date | Patentee | Title | Type | |
| 10,087 | Oct. 04, 1853 | L.S. Maring | Cutter for boring wheel-hubs | cutters | |
| AI166 | Jun. 16, 1857 | L.S. Maring | Wheel hub borer | ||