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| Patents for David Brown Whitehill | |||||
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| Number | Date | Patentee | Title | Type | |
| 440,214 | Nov. 11, 1890 | D.B. Whitehill | Rod and Pipe Tongs | pipe tongs | |
| 488,463 | Dec. 20, 1892 | D.B. Whitehill | Auger-Handle | auger handles | |