| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for J. W. Hamilton Johnson | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 386,211 | Jul. 17, 1888 | L.H. Nash | Gas Engine | gas and gasoline engines | |
| 386,216 | Jul. 17, 1888 | L.H. Nash | Ignitor and Supply Valve for Gas Engines | ignition systems | |