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| Patents for William H. Robinson | |||||
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| Number | Date | Patentee | Title | Type | |
| 419,816 | Jan. 21, 1890 | B.G. Berrien, Jr. | Improved Pipe Wrench | pipe tongs | |
| 634,216 | Oct. 03, 1899 | W.H. Robinson | Wrench | quick adjust wrenches | |