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| Patents for Joseph O. Colladay & Bro. | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 244,126 | Jul. 12, 1881 | W.D. Herschel | Friction-pulley | |
 | 266,623 | Oct. 31, 1882 | W.D. Herschel | Tenoning-machine | |