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| Patents for Dubuque Specialty Machine Works | |||||
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| Number | Date | Patentee | Title | Type | |
| 524,045 | Aug. 07, 1894 | C.S. Moseley | Protector for endless-chain-cutter mortising machines | mortising machines | |
| 542,593 | Jul. 09, 1895 | C.S. Moseley | Endless-chain-cutter mortising-machine | mortising machines | |