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| Patents for C. W. Van Voorhis | |||||
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| Number | Date | Patentee | Title | Type | |
| 7,423 | Jun. 11, 1850 | R. Cook | Hydraulic Apparatus for Producing Blast | ||
| 13,696 | Oct. 23, 1855 | J. Bell | Dovetailing-machine | dovetailing machines | |
| 29,051 | Jul. 10, 1860 | J. Bell | Method of operating the cutter in dovetailing-machines | dovetailing machines | |