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| Patents for William H. Ivens | |||||
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| Number | Date | Patentee | Title | Type | |
| 107,593 | Sep. 20, 1870 | W.E. Brooke | Improvement in saws | saw teeth | |
| 114,686 | May 09, 1871 | W.H. Ivens | Improvement in insertable saw-teeth | insertable saw teeth | |