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| Patents for Charles C. Roberts | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,072,363 | Sep. 02, 1913 | C.C. Roberts | Adjustable Work Supporting Device | vises | |
| 1,420,147 | Jun. 20, 1922 | C.C. Roberts | Self Supporting Clamp | vises | |