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Patents for Lorenzo D. Livermore | |||||
Number | Date | Patentee | Title | Type | |
8,514 | Nov. 11, 1851 | L.D. Livermore | Coupling Railroad-cars | ||
62,945 | Mar. 19, 1867 | P.V. Dunn | Improved method of holding edged tools on grindstones | sharpening jigs and fixtures |