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| Patents for Ozia A. Essig | |||||
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| Number | Date | Patentee | Title | Type | |
| 217,082 | Jul. 01, 1879 | O.A. Essig | Device For Forming And Inserting Rings In The Noses of Hogs | hog ring | |
| 319,966 | Jun. 16, 1885 | O.A. Essig | Plow Clevis | clevises | |