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| Patents for W. W. Bostwick | |||||
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| Number | Date | Patentee | Title | Type | |
| CA-11,040 | Mar. 18, 1880 | W.S. Brewer | Improvements on sawing machines | drag saws | |
| 241,449 | May 10, 1881 | C.M. Trautmann | Sawing-machine | drag saws | |