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| All Patents in class 81/3.15 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,358,037 | Nov. 09, 1920 | V.W. Thayer | Tool | socket wrenches | |
| 1,814,895 | Jul. 14, 1931 | A.W. Charbonneau | Compound appliance | combination cork extractors | |