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| Patents for Salem Copeland | |||||
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| Number | Date | Patentee | Title | Type | |
| 363,600 | May 24, 1887 | S. Copeland | Combined Gage and Dividers | dividers | |
| 760,297 | May 17, 1904 | A. Basola, S. Copeland | Transfer Dividers | dividers | |