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| Patents for S. L. Steward | |||||
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| Number | Date | Patentee | Title | Type | |
| 455,477 | Jul. 07, 1891 | J.F. Steward | Drill Bit Extension, Etc. | drill bit extensions | |
| 472,591 | Apr. 12, 1892 | J.F. Steward | Screw-Driver | screwdrivers | |