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| Patents for Thomas Coldwell | |||||
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| Number | Date | Patentee | Title | Type | |
| 57,869 | Sep. 11, 1866 | T. Coldwell | Improved apparatus for stripping files | making files | |
| 500,753 | Jul. 04, 1893 | T. Coldwell | Metal Turning Lathe | metal lathes | |