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| Patents for John R. Woods | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 252,760 | Jan. 24, 1882 | G.A. Gray, Jr. | Engine Lathe | |
 | 282,931 | Aug. 07, 1883 | J.W. See | Scale for Steam Engine Indicators | |
 | 296,951 | Apr. 15, 1884 | G.A. Gray, Jr. | Metal Planing Machine | |