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| Patents for N. Lombard Improved Governor Co. | |||||
| Number | Date | Patentee | Title | Type | |
| CA-82,049 | Jul. 21, 1903 | N. Lombard | Governor | water wheels | |
| 754,467 | Mar. 15, 1904 | N. Lombard | Relief Valve | relief valves | |
| 754,469 | Mar. 15, 1904 | N. Lombard | Governor | water wheel governors | |