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| Patents for Benicia Agricultural Works | |||||
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| Number | Date | Patentee | Title | Type | |
| 450,484 | Apr. 14, 1891 | G.R. Duval | Traction Wheel | traction engine wheels | |
| 451,648 | May 05, 1891 | N.L. Darling | Traction Engine | traction engine propulsion components | |