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| Patents for William G. Blacklidge | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 140,672 | Jul. 08, 1873 | W.G. Blacklidge | Improvement in Saw Gummers | |
| 147,814 | Feb. 24, 1874 | W.G. Blacklidge | Saw-Gummers | ||