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| Patents for S. E. Case | |||||
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| Number | Date | Patentee | Title | Type | |
| 18,135 | Sep. 08, 1857 | H.M. Clark | Hinged Claw and Screw-Adjusting Gripper Wrench | pipe wrenches | |
| 18,266 | Sep. 22, 1857 | H.D. Blake | Improvement in Hand-Wrenches | self-adjust wrenches | |