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| Patents for Thomas H. Costello | |||||
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| Number | Date | Patentee | Title | Type | |
| 259,291 | Jun. 13, 1882 | T.H. Costello | Lathe Chuck | metal lathe chucks | |
| 323,279 | Jul. 28, 1885 | T.H. Costello | Lathe Chuck Jaw | metal lathe chucks | |