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| Patents for Emil Wohlers | |||||
| Number | Date | Patentee | Title | Type | |
| 234,157 | Nov. 09, 1880 | E. Wohlers | Injector | water injectors | |
| 234,158 | Nov. 09, 1880 | E. Wohlers | Injector | feedwater apparatus | |
| 276,319 | Apr. 24, 1883 | E. Wohlers | Injector | water injectors | |