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| Patents for J. Edward Warren | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 251,141 | Dec. 20, 1881 | F.M. Simmons | Machine for grinding pulleys | |
 | 254,853 | Mar. 14, 1882 | J.A. Webster | Treadle for scrollsaw | |
 | 260,019 | Jun. 27, 1882 | W.H. Gordon, P.J. Boost | Gage for sawing ellipses | |
 | 269,250 | Dec. 19, 1882 | A.A. Wilder | Hand-drill | |
 | 270,201 | Jan. 09, 1883 | A. Buckell | Clevis | |
 | 276,247 | Apr. 24, 1883 | S.G. Howe | Mallet | |
 | 280,453 | Jul. 03, 1883 | J.D. Craig | Wood-turning machine | |
 | 297,894 | Apr. 29, 1884 | A.A. Wilder | Nut-lock | |