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| All Patents in class 123/287 | |||||
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| Number | Date | Patentee | Title | Type | |
| 535,914 | Mar. 19, 1895 | J. Kosakoff, V. List | Petroleum or Oil Engine | oil engines | |
| 539,122 | May 14, 1895 | H.J. Dykes | Gas Engine | internal combustion engines | |