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| All Patents of Type: portable boilers | |||||
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| Number | Date | Patentee | Title | Type | |
| 70,364 | Oct. 29, 1867 | H. Ruddick | Portable Locomotive Boiler | portable boilers | |
| 174,139 | Feb. 29, 1876 | W.J. Liddell | Improvement in furnaces for portable boilers | portable boilers | |
| 1,137,465 | Apr. 27, 1915 | J. Dick | Boiler-Furnace | portable boilers | |