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| All Patents in class 122/365 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 381,870 | Apr. 24, 1888 | A. Worthington | Boiler | ||
 | RE12,052 | Nov. 04, 1902 | H.L. Wilson | Steam-boilers | |
 | RE12,053 | Nov. 04, 1902 | H.L. Wilson | Steam-boiler | |
 | 1,120,071 | Dec. 08, 1914 | J.W. MacDonald, D.W. Robb | Steam-boiler construction | |