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| Patents for William P. Nolan | |||||
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| Number | Date | Patentee | Title | Type | |
| 484,231 | Oct. 11, 1892 | W.P. Nolan | Ratchet drill brace | ratchet braces | |
| 506,931 | Oct. 17, 1893 | W.P. Nolan | Ratchet-drill brace | ratchet braces | |