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| Patents for William G. Rogers | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,138,278 | May 04, 1915 | J.H. Castle, W.G. Rogers | Pressure-controlled valve | pressure regulators | |
| 1,200,416 | Oct. 03, 1916 | J.P. Draper | Tool Holder | lathe tool holders and tool posts | |