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| Patents for Wm. Rowland | |||||
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| Number | Date | Patentee | Title | Type | |
| RE3,651 | Sep. 28, 1869 | J.W. Strange | Improvement in Detachable saw teeth | ||
| 101,942 | Apr. 12, 1870 | T. Taylor | Improved Method of Manufacturing Circular Saws | making sawblades | |