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| Patents for Eugene C. Clarke | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,046,447 | Jul. 07, 1936 | E.C. Clarke | Steam hammer | drop hammers | |
| 2,742,802 | Apr. 24, 1956 | H.A. Weyer, E.C. Clarke | Impact device | drop hammers | |