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| Patents for Thomas M. Healey | |||||
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| Number | Date | Patentee | Title | Type | |
| 180,815 | Aug. 08, 1876 | T.M. Healey | Improvement in machines for making barrels | barrel making machines | |
| 181,889 | Sep. 05, 1876 | T.M. Healey | Improvement in machines for making barrels | barrel making machines | |