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| Patents for E. H. Hyde | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 74,297 | Feb. 11, 1868 | N.W. Burnett | Improvement in Pattern-Square | |
 | 75,462 | Mar. 10, 1868 | D.C. Robie | Improvement in lathe for turning buttons | |
 | RE3,121 | Sep. 15, 1868 | C.H. Riggs | Planer Chuck | |
 | 83,774 | Nov. 03, 1868 | J. Humphreys | Improved Adjustable Gearing for Lathes | |