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| Patents for Charles F. Haldeman | |||||
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| Picture | Number | Date | Patentee | Title | |
| 594,250 | Nov. 23, 1897 | E.W. Silver, C.F. Haldeman | Shredder-cylinder for fodder-mills | ||
 | 844,590 | Feb. 19, 1907 | C.F. Haldeman | Saw-table | |
| 867,444 | Oct. 01, 1907 | S.A. Taylor, C.F. Haldeman | Gear for feed-cutters | ||
 | 937,240 | Oct. 19, 1909 | C.F. Haldeman | Adjustable table for jointers | |
| 1,027,537 | May 28, 1912 | C.F. Haldeman | Feed-cutter | ||
| 1,121,921 | Dec. 22, 1914 | C.F. Haldeman | Gearing | ||
| 1,129,349 | Feb. 23, 1915 | C.F. Haldeman | Ensilage-cutter | ||