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Patents for John V. Tifft, executor | |||||
Number | Date | Patentee | Title | Type | |
RE8,047 | Jan. 22, 1878 | W.C. Bryant, executor, J.V. Tifft, executor, W. Love, J.N. Tifft, deceased (estate of) | Valve Gear for Steam Engines | steam engine valve gear |