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| Patents for Walter H. Robinson | |||||
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| Number | Date | Patentee | Title | Type | |
| 471,436 | Mar. 22, 1892 | W.H. Robinson | Clamp | clamps | |
| 605,746 | Jun. 14, 1898 | E.J. Lawless, W.H. Robinson | Wrench | axle nut wrenches | |