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| Patents for Clarence A. Williams | |||||
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| Number | Date | Patentee | Title | Type | |
| 289,947 | Dec. 11, 1883 | C.A. Williams | Work-bench | workbenches | |
| 289,948 | Dec. 11, 1883 | C.A. Williams | Device for jointing lumber | work holding | |
| 306,888 | Oct. 21, 1884 | C.A. Williams | Bench for jointing lumber | workbenches | |