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| Patents for Valentine Dengler | |||||
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| Number | Date | Patentee | Title | Type | |
| 243,692 | Jul. 05, 1881 | V. Dengler, J. Connell | Resawing machine | circular resaws | |
| 253,513 | Feb. 14, 1882 | J. Connell, V. Dengler | Swing-saw | circular crosscut saws | |
| 279,344 | Jun. 12, 1883 | V. Dengler, J. Connell | Segment-saw | sawblades | |