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| Patents for George E. Higham | |||||
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| Number | Date | Patentee | Title | Type | |
| 900,531 | Oct. 06, 1908 | F. Hardinge | Lens measuring instrument | ||
| 928,045 | Jul. 13, 1909 | F. Hardinge | Controlling mechanism for lathe structures or the like | metal lathes | |