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| Patents for W. H. Chamberlin | |||||
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| Picture | Number | Date | Patentee | Title | |
 | CA-32,581 | Oct. 24, 1889 | F.A. Wegner | Cle de voiture | |
| 421,953 | Feb. 25, 1890 | H. Mattullath | Sanding-machine for continuous barrel-staves | ||