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| Patents for John Doyle | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 87,233 | Feb. 23, 1869 | J.K. Babcock | Improvement in sawing-machine | |
 | 171,109 | Dec. 14, 1875 | J. Doyle | Improvement in rectangular-mortise cutters | |
| 245,943 | Aug. 23, 1881 | J. Doyle | Lathe Dog | ||
 | 369,120 | Aug. 30, 1887 | J. Moffet | Portable drilling-machine | |