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| Patents for Charles Hill | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,173X | Jul. 07, 1814 | C. Hill | Machine for weeding corn, etc, for which hoe is usually used | corn weeding machines | |
| 8,932X | Jun. 26, 1835 | C. Hill | rotary reacting steam engine | steam engines | |