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| Patents for John B. St. Louis | |||||
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| Number | Date | Patentee | Title | Type | |
| 376,169 | Jan. 10, 1888 | J.B. St. Louis | Steam-feed for saw-mill carriages | sawmill feed works | |
| 387,604 | Aug. 07, 1888 | J.B. St. Louis | Automatic gang trimmer | circular saws | |