| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Richard T. Wingo | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 526,171 | Sep. 18, 1894 | R.T. Wingo | Friction Clutch | industrial machine clutches | |
| 809,160 | Jan. 02, 1906 | R.T. Wingo | Mechanical Movement | ||
| 813,129 | Feb. 20, 1906 | R.T. Wingo | Mechanical Movement | ||
| 842,989 | Feb. 05, 1907 | R.T. Wingo | Spiral Cutting Machine | metalworking machines | |
| 897,440 | Sep. 01, 1908 | R.T. Wingo | Metal-Working Machine | ||