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| Patents for Benjamin O. Gudgen | |||||
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| Number | Date | Patentee | Title | Type | |
| 780,990 | Jan. 31, 1905 | B.O. Gudgen | Door-lock mortiser | mortising machines | |
| 852,432 | May 07, 1907 | B.O. Gudgen | Carpenter's Gage | marking gauges | |