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Patents for Benjamin F. Thurston | |||||
Number | Date | Patentee | Title | Type | |
54,090 | Apr. 24, 1866 | G.H. Babcock, S. Wilcox, Jr. | Improvement in cut-off valves | steam engine valves | |
66,819 | Jul. 16, 1867 | C.H. Field | Rosette engine | metal engraving machines |