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| Patents for F. D. Kees | |||||
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| Number | Date | Patentee | Title | Type | |
| 403,186 | May 14, 1889 | M. Simpson, E.H. Geisler | Calf Weaner | animal weaners | |
| 436,655 | Sep. 16, 1890 | E.H. Geisler | Calf Weaner | animal weaners | |