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| Patents for B. H. Blair | |||||
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| Number | Date | Patentee | Title | Type | |
| 148,656 | Mar. 17, 1874 | E. Blair | Devices for Ringing Swine | hog ring | |
| 156,125 | Oct. 20, 1874 | E. Blair | Hog-Ringing Nippers | hog ring | |