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| Patents for S. H. Swanson | |||||
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| Number | Date | Patentee | Title | Type | |
| 636,587 | Nov. 07, 1899 | L.F. Sylvester | Pliers For Handling Wire Clips | pliers | |
| 638,821 | Dec. 12, 1899 | L.F. Sylvester | Wire Clip For Fastening Metal Lathing to Furring | ||