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| Patents for J. C. Greenough | |||||
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| Number | Date | Patentee | Title | Type | |
| 13,492 | Aug. 28, 1855 | G.W. Gedney | Rotary wood-splitting machine | wood splitting machines | |
| 13,597 | Sep. 25, 1855 | H.J. Behrens | Improvement in Wrenches for Turning Screw-Nuts | quick adjust wrenches | |
| 14,172 | Jan. 29, 1856 | P.B. Tyler | Method of attaching teeth to saw-plates | insertable saw teeth | |