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| Patents for Thomas H. Blair | |||||
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| Number | Date | Patentee | Title | Type | |
| 450,214 | Apr. 14, 1891 | J.H. Crowell, T.H. Blair | Camera | cameras | |
| 622,486 | Apr. 04, 1899 | C.F. Johnson | Wrench | wrench jaw components | |