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| Patents for John Magrath Kelly | |||||
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| Number | Date | Patentee | Title | Type | |
| 593,684 | Nov. 16, 1897 | D. Parry | Chain for mortising-machines | mortising machines | |
| 619,888 | Feb. 21, 1899 | E.S. Higgins | Cutting-link for mortise-cutting chains | mortising machines | |