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| Patents for Samuel Hall's Son | |||||
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| Number | Date | Patentee | Title | Type | |
| 516,485 | Mar. 13, 1894 | C. Hall | Pipe Wrench | pipe wrenches | |
| CA-45,993 | May 09, 1894 | C. Hall | Pipe-Wrench | screw adjust wrenches | |
| 523,810 | Jul. 31, 1894 | C. Hall | Pipe Wrench | pipe wrenches | |