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| Patents for J. S. Shumway | |||||
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| Number | Date | Patentee | Title | Type | |
| 86,361 | Feb. 02, 1869 | A.B. Candee, L.S. Taylor | Improved Die for Forging Wrench Heads | tool making machines | |
| D20,448 | Jan. 06, 1891 | R.C. Ellrich | Design For A Monkey Wrench | wrench handle components | |