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| Patents for D. W. Roche | |||||
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| Number | Date | Patentee | Title | Type | |
| 58,729 | Oct. 09, 1866 | P.H. Lawler | Improvement in barrel-machines | cooper | |
| 76,250 | Mar. 31, 1868 | D.W. Roche | Improvement in shingle-machines | shingle machines | |