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| Patents for C. S. Curtis | |||||
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| Number | Date | Patentee | Title | Type | |
| 273,136 | Feb. 27, 1883 | A. Noteman | Portable steam boring-engine | portable timber borers | |
| 320,357 | Jun. 16, 1885 | J. Huber | Wrench | quick adjust wrenches | |