Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844413 | Shut-off/equalizing valve with molded seals | Frank Machesky | 1989-07-04 |
| 4605033 | Pneumatic converter having variable gain relay stack | — | 1986-08-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844413 | Shut-off/equalizing valve with molded seals | Frank Machesky | 1989-07-04 |
| 4605033 | Pneumatic converter having variable gain relay stack | — | 1986-08-12 |