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| All Patents in class 123/585 | |||||
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| Number | Date | Patentee | Title | Type | |
| 433,806 | Aug. 05, 1890 | N.A. Otto | Motor Engine Worked by Oil Vapor | oil engines | |
| RE11,775 | Sep. 26, 1899 | A.G. Pace | Combustion Engine | internal combustion engines | |
| 1,224,774 | May 01, 1917 | J.H. Miner | Gas-saver attachment for motor-vehicles | carburetors | |
| 1,287,380 | Dec. 10, 1918 | H. Manthey | Charge Forming Device for Internal Combustion Engine | carburetors | |