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| Patents for J. G. Wickham | |||||
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| Number | Date | Patentee | Title | Type | |
| 403,895 | May 21, 1889 | W.R. Smith | Improvements in Vehicle-Axle-Nut Wrenches | axle nut wrenches that lock nut to wheel hub | |
| 542,043 | Jul. 02, 1895 | J.A. Charter | Governor for Gas Engines | internal combustion engine governors | |