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| Patents for J. Michels & Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 222,297 | Dec. 02, 1879 | J. Michels | Improvement in hoop sawing and finishing machines | hoop making machines | |
| 239,730 | Apr. 05, 1881 | C.E. Chittenden | Hoop-cutting machine | hoop making machines | |