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| All Patents in class 123/41.15 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,225,234 | Dec. 17, 1940 | W.W. Schettler | Thermal Control of Internal Combustion Engines | engine thermostats | |
| 2,279,037 | Apr. 07, 1942 | L.E. Endsley | Method and Means for Controlling Internal Combustion Engines | diesel locomotives | |