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| Patents for Charles H. Hawley | |||||
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| Number | Date | Patentee | Title | Type | |
| 134,259 | Dec. 24, 1872 | A.F. Cushman | Improvement in chucks for holding drills | drill press chucks | |
| 196,450 | Oct. 23, 1877 | C.H. Hawley | Improvement in Bench-Planes | plane cutter adjustments | |