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| Patents for J. Y. Ricker | |||||
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| Number | Date | Patentee | Title | Type | |
| 129,419 | Jul. 16, 1872 | M. Moriarty | Improvement in Adjustable Howel for Coopers | howells | |
| 131,147 | Sep. 10, 1872 | D.F. Brackett | Improvement in excelsior-machines | excelsior machines | |