| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Etha M. Smith | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 632,831 | Sep. 12, 1899 | C.H. Bidwell | Grain Scouring Machine | grain hullers | |
| 639,671 | Dec. 19, 1899 | H. De Smith | Gage | measurement gauges | |
| 671,579 | Apr. 09, 1901 | C.H. Bidwell | Self-Feeding Mechanism for Threshing Machines | threshers and thrashers | |
| 734,214 | Jul. 21, 1903 | C.H. Bidwell | Threshing Machine | threshers and thrashers | |