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| All Patents in class 122/106 | |||||
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| Number | Date | Patentee | Title | Type | |
| 132,209 | Oct. 15, 1872 | F.A. Huntington | Improvement in steam-boiler furnaces | stationary boilers | |
| 2,358,626 | Sep. 19, 1944 | C.C. Cariss | Boiler construction | stationary boilers | |