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| Patent CS93 | |||||
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| Number | Date | Patentee | Title | Type | |
| CS-93 | May 23, 1862 | C.A. McEvoy | Fuse | ||
| NS-93 | Nov. 06, 1862 | B. Cleveland | The facilitator | ||
| CA-93 | Oct. 12, 1869 | M. Prue | Improvement on rotating harrow | harrows | |