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| Patents for Alice E. Houghton | |||||
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| Number | Date | Patentee | Title | Type | |
| 643,703 | Feb. 20, 1900 | H.P. White | Drill-grinding machines | drill sharpening machines | |
| 684,890 | Oct. 22, 1901 | H.P. White | Drill-grinder | drill sharpening machines | |