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| Patents for Roy Davis | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,068,380 | Jul. 22, 1913 | A.T. Anderson | Wrench | angle adjustable wrenches | |
| 1,100,530 | Jun. 16, 1914 | C.O. Buckland | Carpenter's Sqaure | squares | |