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| Patents for William H. Cox | |||||
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| Number | Date | Patentee | Title | Type | |
| 466,071 | Dec. 29, 1891 | W.H. Cox | Nut Wrench | axle nut wrenches that lock nut to wheel hub | |
| 732,523 | Jun. 30, 1903 | W.H. Cox | Lifting-jack | fence stretchers | |