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| Patents for George H. Cavanagh | |||||
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| Number | Date | Patentee | Title | Type | |
| 155,222 | Sep. 22, 1874 | G.H. Cavanagh | Improvement in pile-cutters | circular saws | |
| 156,204 | Oct. 27, 1874 | G.H. Cavanagh | Improvement in pile-cutters | circular saws | |