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| Patents for C. Williams | |||||
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| Number | Date | Patentee | Title | Type | |
| CS-211 | Oct. 25, 1863 | C. Williams | Submarine Apparatus | ||
| CS-255 | Sep. 06, 1864 | C. Williams | Torpedo | ||
| CS-256 | Sep. 07, 1864 | C. Williams | Torpedo | ||
| CS-258 | Oct. 06, 1864 | C. Williams | Submarine Boat | boats and ships | |
| CS-261 | Oct. 25, 1864 | C. Williams | Submarine Boat | boats and ships | |