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| Patents for Frank Wellington Wardwell Jr. | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,853,245 | Apr. 12, 1932 | F.W. Wardwell, Jr. | Saw filing machine | saw sharpening machines | |
| 1,867,240 | Jul. 12, 1932 | F.W. Wardwell, Jr. | Saw making machine | saw sharpening machines | |