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| Patents for Wm. H. Lotz | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 86,048 | Jan. 19, 1869 | C. Wetzler | Improved Implement | |
 | 149,587 | Apr. 14, 1874 | W.S. Kyle | Improvement in Screwdrivers | |
 | 197,417 | Nov. 20, 1877 | A. Shoeninger | Ferules for Tool-Handles | |