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| Patents for E. H. Gilman | |||||
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| Number | Date | Patentee | Title | Type | |
| 517,004 | Mar. 20, 1894 | R.H. Grant | Automatic turning-machine | metal lathes | |
| 520,019 | May 15, 1894 | R.H. Grant | Grinding-machine | grinders | |
| 565,612 | Aug. 11, 1896 | G.W. Fernald | Sash-balance | ||