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| Patents for James Shaughnessy | |||||
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| Number | Date | Patentee | Title | Type | |
| 103,242 | May 17, 1870 | J. Shaughnessy | Improvement in Tool Grinding Attachment for Lathes | grinders | |
| 441,979 | Dec. 02, 1890 | J. Shaughnessy, G. Rohrbach | Track Walker's Tool | combination tools | |