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| Patents for Walter Nangel | |||||
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| Number | Date | Patentee | Title | Type | |
| 27,145 | Feb. 14, 1860 | W. Nangel | Mortising-machine | mortising machines | |
| 58,878 | Oct. 16, 1866 | W. Nangel | Improvement in mortising-machines | mortising machines | |