| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents Granted on 1988-12-13 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 4,790,233 | Dec. 13, 1988 | L.W. Durham, B.S. Backe | Method and Apparatus for Controlling Hydraulic Systems | machine tool controls | |