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| All Patents in class 123/43R | |||||
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| Number | Date | Patentee | Title | Type | |
| 14,347 | Mar. 04, 1856 | R. Clifford | Shingle-machine | shingle machines | |
| 806,125 | Dec. 05, 1905 | F.O. Farwell | Rotary Explosive Engine | rotary engines | |