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| Patents for W. L. Serrell | |||||
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| Number | Date | Patentee | Title | Type | |
| 380,781 | Apr. 10, 1888 | H.H. Baker | Propelling canal-boats | boats and ships | |
| 380,785 | Apr. 10, 1888 | J.L. Bogart | Lathe for Turning Axles | metal lathes | |