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| Patents for Joseph Robison | |||||
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| Number | Date | Patentee | Title | Type | |
| 417,093 | Dec. 10, 1889 | J. Robison | Brush attachment for sawing-machines | metal sawing machines | |
| 532,098 | Jan. 08, 1895 | J. Robison | Gas, Oil or Vapor Engine | ||
| 532,099 | Jan. 08, 1895 | J. Robison | Gas or Vapor and Mixing and Spraying Device | carburetors | |
| 532,100 | Jan. 08, 1895 | J. Robison | Vaporizing and Ignition Device | carburetors | |
| 565,033 | Aug. 04, 1896 | J. Robison | Gas and Oil Engine | gas and gasoline engines | |