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| Patents for John J. Robinson | |||||
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| Number | Date | Patentee | Title | Type | |
| 160,471 | Mar. 02, 1875 | J.J. Robinson | Improvement in Stair-Builders' Rules | measuring rods | |
| 349,099 | Sep. 14, 1886 | S.G. Hosack | Bench Vise | bench vises | |