Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314165 | Rotary valve | John Dernovsek | 1994-05-24 |
| 5305781 | Valve positioning monitoring apparatus | Frank W. Johnston | 1994-04-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314165 | Rotary valve | John Dernovsek | 1994-05-24 |
| 5305781 | Valve positioning monitoring apparatus | Frank W. Johnston | 1994-04-26 |