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| Patents for Frederick F. Campbell | |||||
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| Number | Date | Patentee | Title | Type | |
| 336,500 | Feb. 16, 1886 | G. Tintle | Resawing-machine | circular saw accessories | |
| 368,563 | Aug. 16, 1887 | D.G. Brown | Micrometer Pipe Gage | micrometers | |
| 405,385 | Jun. 18, 1889 | W.A. Williamson | Corkscrew | pocket and protected cork extractors | |