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| Patents for F. A. Lehman | |||||
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| Picture | Number | Date | Patentee | Title | |
| 188,787 | Mar. 27, 1877 | W.H. Ewing | Improvement in machines for setting up barrels | ||
| 334,284 | Jan. 12, 1886 | T.J. Reamy | Head-block for saw-mills | ||
 | 422,257 | Feb. 25, 1890 | E.A. Smead | Pipe Wrench and Pipe and Bolt Cutter | |