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| Patents for Rosaire Duval | |||||
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| Number | Date | Patentee | Title | Type | |
| D156,643 | Dec. 27, 1949 | J.M. Marisseau, R. Duval | Band saw | bandsaws | |
| D156,644 | Dec. 27, 1949 | J.M. Marisseau, R. Duval | Twin lathe | wood lathes | |
| D156,645 | Dec. 27, 1949 | J.M. Marisseau, R. Duval | Planer | wood planers | |