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| Patents for Selden G. North | |||||
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| Number | Date | Patentee | Title | Type | |
| 193,721 | Jul. 31, 1877 | A.M. Norton, S.G. North | Lathe Dogs | lathe dogs | |
| 548,083 | Oct. 15, 1895 | S.G. North | Gearing for ice-cream freezers | ||
| 842,107 | Jan. 22, 1907 | S.G. North | Removable-Blade Screw-Driver | screwdriver blades | |
| 914,174 | Mar. 02, 1909 | S.G. North | Screw-holder for screw-drivers | screwdrivers | |