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| Patents Granted on 1864-05-03 | |||||
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| Number | Title | Classification(s) | |||
| 42,560 | Ratchet Drill | 408/121 | |||
| 42,581 | Power Hammer | 72/436 | |||
| 42,582 | Improvement in miter-boxes | 83/767 | |||
| 42,585 | Improvement in Grooving or Panel Plows | 30/486 | |||
| 42,592 | Improved collet | 279/71 | |||
| 42,593 | Improvement in oil-cans | 222/210, 222/463 | |||
| 42,597 | Improvement in machines for crimping barrel-hoops | 144/255 | |||
| 42,616 | Improved machine for boring curved cylinders | 408/124, 409/143, 409/191, 409/199, 82/12, 83/564 | |||