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| Patents for Charles H. Bidwell | |||||
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| Picture | Number | Date | Patentee | Title | |
| 285,788 | Oct. 02, 1883 | C.H. Bidwell | Elevator | ||
| 402,893 | May 07, 1889 | C.H. Bidwell | Bean Thrashing Machine | ||
| 557,046 | Mar. 24, 1896 | C.H. Bidwell | Bean Planter | ||
| 632,831 | Sep. 12, 1899 | C.H. Bidwell | Grain Scouring Machine | ||
| 671,579 | Apr. 09, 1901 | C.H. Bidwell | Self-Feeding Mechanism for Threshing Machines | ||
| 734,214 | Jul. 21, 1903 | C.H. Bidwell | Threshing Machine | ||
| 766,161 | Aug. 02, 1904 | C.H. Bidwell | Threshing Machine | ||