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| All Patents in class 92/159 | |||||
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| Number | Date | Patentee | Title | Type | |
| 445,110 | Jan. 20, 1891 | M.A. Graham | Gas Engine | gas and gasoline engines | |
| 583,962 | Jun. 08, 1897 | P.A. Winand | Upright or Vertical Engine | internal combustion engine lubrication | |