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| Patents for Harry A. Randall | |||||
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| Number | Date | Patentee | Title | Type | |
| 334,283 | Jan. 12, 1886 | H.A. Randall | Copper-Tipped Hammer | mallets | |
| 2,540,289 | Feb. 06, 1951 | H.A. Randall | Lathe Tool Holder | lathe tool holders and tool posts | |