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| Patents for William Thomas Hatten | |||||
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| Number | Date | Patentee | Title | Type | |
| 650,077 | May 22, 1900 | W.T. Hatten | Pipe Wrench | pipe wrenches | |
| 684,233 | Oct. 08, 1901 | W.T. Hatten | Wrench | quick adjust wrenches | |