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| All Patents in class 126/176R | |||||
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| Number | Date | Patentee | Title | Type | |
| 422,954 | Mar. 11, 1890 | F.D. Livermore | Furnace-grate | furnaces | |
| 600,493 | Mar. 08, 1898 | G.A. Gumphert | Shaking-grate | ||