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| Patents for John B. Longley | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 55,918 | Jun. 26, 1866 | F. Shaller | Improved drilling-machine | |
 | 57,775 | Sep. 04, 1866 | F. Schaller | Watchmakers Lathe | |
 | 67,810 | Aug. 13, 1867 | F. Shaller | Watchmakers Lathe | |