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| Patents for John Dowling | |||||
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| Number | Date | Patentee | Title | Type | |
| 637,048 | Nov. 14, 1899 | B. Toulotte | Stopper Extractor | corkscrew knives | |
| 885,738 | Apr. 28, 1908 | J. Dowling | Saw | combination saws | |