Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655316 | Visual position indicator for valves with linear moving valve stem | Bert Pistor | 2003-12-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655316 | Visual position indicator for valves with linear moving valve stem | Bert Pistor | 2003-12-02 |