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| Patents for Frank Martin | |||||
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| Number | Date | Patentee | Title | Type | |
| 463,747 | Nov. 24, 1891 | F. Martin | Finishing or Sizing Lathe | metal lathes | |
| 484,104 | Oct. 11, 1892 | F. Martin | Jointer's clamp | bar and pipe clamps | |