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| Patents for Jacob Emig | |||||
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| Number | Date | Patentee | Title | Type | |
| 499,377 | Jun. 13, 1893 | J. Emig | Chuck | metal lathe chucks | |
| 539,423 | May 21, 1895 | J. Emig | Ratchet Drill | hand drills | |
| 760,063 | May 17, 1904 | A. McKaig, Sr., J. Emig | Wrench | pipe wrenches | |