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| Patents for Watervliet Tool Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,163,715 | Jun. 27, 1939 | F.P. Stull | Method of and Tool for Shaping and Ironing Sheet Metal | sheet metal | |
| 2,263,423 | Nov. 18, 1941 | W.J. Kattrein | Sheet Metal Smoothing Machine | sheet metal | |