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| Patents for Chas E. Brock | |||||
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| Number | Date | Patentee | Title | Type | |
| D31,038 | Jun. 20, 1899 | J.C. Johnson | Combination Tool Member | combination tools | |
| 636,247 | Nov. 07, 1899 | C. Engstrand | Wrench | quick adjust wrenches | |
| 667,743 | Feb. 12, 1901 | T.E. Smythe | Wrench | pipe wrenches | |