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| Patents for George H. Warren | |||||
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| Number | Date | Patentee | Title | Type | |
| 230,595 | Jul. 27, 1880 | G.H. Warren | Wrench | quick adjust wrenches | |
| 571,788 | Nov. 24, 1896 | J.N. Peavey, Jr. | Calipers | calipers | |