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| Patents for Frederick W. Bohn | |||||
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| Number | Date | Patentee | Title | Type | |
| 310,980 | Jan. 20, 1885 | F.W. Bohn | Traction Engine | steam traction engines | |
| 649,594 | May 15, 1900 | F.W. Bohn | Traction Engine | traction engine boiler leveling apparatus | |