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| Patents Granted on 1832-05-05 | |||||
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| Number | Date | Patentee | Title | Type | |
| 7,042X | May 05, 1832 | J. Boston | Seidlitz or rochelle water | ||
| 7,043X | May 05, 1832 | O.N. May | Grist mill | grist mills | |
| 7,044X | May 05, 1832 | L. Zwahlen | Seraphina or harmonicon organ | ||