| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents Granted on 1992-12-?? | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 5,170,689 | Dec. 15, 1992 | J. Dvorak | Metal working machine | metal punching machines | |
| 5,174,693 | Dec. 29, 1992 | R.C. Lee, L.G. Lee, F.A. McLean | Drilling jig | ||
| 5,174,742 | Dec. 29, 1992 | G.A. Putney | Rotary Air Motor with Curved Tangential Vanes | ||