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| Patents for Frederick W. Derbyshire | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 936,422 | Oct. 12, 1909 | F.W. Derbyshire | Tool Rest for Watchmakers' Lathe | |
 | 1,168,063 | Jan. 11, 1916 | F.W. Derbyshire | Tail-stock | |