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| Patents for William W. Jackson | |||||
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| Number | Date | Patentee | Title | Type | |
| 268,408 | Dec. 05, 1882 | W.W. Jackson | Wrench For Bung Bushings | wrenches | |
| 280,931 | Jul. 10, 1883 | W.W. Jackson | Bung For Casks, Barrels, &c. | auxiliary wrenches | |