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| Patents for Frank H. Bancroft | |||||
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| Picture | Number | Date | Patentee | Title | |
| 667,284 | Feb. 05, 1901 | F.H. Bancroft | Machine for Bending Wood | ||
 | 1,323,569 | Dec. 02, 1919 | F.H. Bancroft | Automatic turning-machine | |
 | 1,338,275 | Apr. 27, 1920 | F.H. Bancroft | Automatic turning-machine | |
| 1,461,471 | Jul. 10, 1923 | F.H. Bancroft | Wood-bending apparatus | ||
| 1,547,716 | Jul. 28, 1925 | F.H. Bancroft | Wood-bending machine | ||